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Welcome to Software Development on Codidact!

Will you help us build our independent community of developers helping developers? We're small and trying to grow. We welcome questions about all aspects of software development, from design to code to QA and more. Got questions? Got answers? Got code you'd like someone to review? Please join us.

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Meta What’s the point of Q&A sites anymore?

Although I was tempted to add a sarcastic comment suggesting you could just ask this Meta question of an LLM, I do think it's a useful question, which gives the opportunity for answers that explain...

posted 6mo ago by trichoplax‭  ·  edited 6mo ago by trichoplax‭

Answer
#2: Post edited by user avatar trichoplax‭ · 2026-03-28T15:29:16Z (6 months ago)
Add my thoughts
  • Although I was tempted to add a sarcastic comment suggesting you could just ask this Meta question of an LLM, I do think it's a useful question, which gives the opportunity for answers that explain the problems with LLM output, and the benefits of asking on a Q&A site.
  • I think the existing answers sum these up well, but for anyone who doesn't want to trust biased humans, here's how a large language model, specifically Claude Haiku 4.5 via search engine DuckDuckGo's "Duck ai" responds to the body of your question:
  • > You've identified a real tension, and your observation about friction is valid—but I think it points to something more nuanced than Q&A communities becoming obsolete.
  • >
  • > ## The friction you're describing is partly intentional
  • >
  • > The effort of creating a minimal working example, formatting clearly, and anticipating criticism isn't just bureaucratic overhead. It serves a function: it forces you to **understand your problem more deeply**. When you distill a question down to its essentials, you often solve it yourself. When you format it well, you're not just being polite—you're organizing your thinking in a way that makes the answer more useful to others *and* more useful to future-you.
  • >
  • > An LLM will skip this step. It'll give you an answer quickly, but you might not internalize the underlying principle. You might copy-paste a solution without understanding why it works, which bites you later when the context changes slightly.
  • >
  • > ## Q&A communities solve different problems than LLMs do
  • >
  • > **LLMs are great for:**
  • > - Quick syntax lookups
  • > - Explaining concepts you're already familiar with
  • > - Brainstorming or rubber-ducking
  • > - Getting unstuck when you're blocked
  • >
  • > **Q&A communities are better for:**
  • > - **Legitimately novel or edge-case problems** where the LLM might confidently hallucinate. A human who's encountered the exact same issue can say "I've been there; here's what actually works."
  • > - **Accountability and vetting**. Downvotes and comments aren't just friction—they're a filter. A highly-upvoted answer has survived scrutiny. An LLM answer has only survived being plausible.
  • > - **Discovering that your question is wrong**. Someone might comment "you're trying to solve this the hard way; here's a better approach." An LLM might not challenge your framing.
  • > - **Long-term value**. A Stack Overflow answer from 2012 is still useful. An LLM conversation disappears.
  • >
  • > ## The real decline isn't inevitable
  • >
  • > You're right that friction matters—sites *can* become less useful if they're too unwelcoming. But that's a design problem, not a fundamental one. Some communities have actually reduced friction while maintaining quality (better templates, friendlier moderation, clearer guidelines).
  • >
  • > The bigger issue is that **Q&A sites thrived when they were the fastest way to get an answer**. Now they're not. So they need to offer something else: depth, vetting, curation, community, or solving problems that LLMs actually can't solve well.
  • >
  • > ## What this means for you
  • >
  • > If you're just looking for a quick answer to a straightforward problem, the LLM is genuinely the better choice—that's not a failure of Q&A sites, it's a shift in what tools are best for what tasks. But if you're stuck on something genuinely tricky, or if you want to understand *why* something works, or if you want your solution to help others years from now, the friction of a Q&A community might actually be worth it.
  • >
  • > The sites that will survive are probably the ones that lean into what they do better than LLMs: specialized knowledge, community judgment, and long-term curation. General-purpose Q&A might fade. Niche communities where people have real expertise and investment? Those might actually strengthen.
  • Although I was tempted to add a sarcastic comment suggesting you could just ask this Meta question of an LLM, I do think it's a useful question, which gives the opportunity for answers that explain the problems with LLM output, and the benefits of asking on a Q&A site.
  • I think the existing answers sum these up well, but for anyone who doesn't want to trust biased humans, here's how a large language model, specifically Claude Haiku 4.5 via search engine DuckDuckGo's "Duck ai" responds to the body of your question:
  • > You've identified a real tension, and your observation about friction is valid—but I think it points to something more nuanced than Q&A communities becoming obsolete.
  • >
  • > ## The friction you're describing is partly intentional
  • >
  • > The effort of creating a minimal working example, formatting clearly, and anticipating criticism isn't just bureaucratic overhead. It serves a function: it forces you to **understand your problem more deeply**. When you distill a question down to its essentials, you often solve it yourself. When you format it well, you're not just being polite—you're organizing your thinking in a way that makes the answer more useful to others *and* more useful to future-you.
  • >
  • > An LLM will skip this step. It'll give you an answer quickly, but you might not internalize the underlying principle. You might copy-paste a solution without understanding why it works, which bites you later when the context changes slightly.
  • >
  • > ## Q&A communities solve different problems than LLMs do
  • >
  • > **LLMs are great for:**
  • > - Quick syntax lookups
  • > - Explaining concepts you're already familiar with
  • > - Brainstorming or rubber-ducking
  • > - Getting unstuck when you're blocked
  • >
  • > **Q&A communities are better for:**
  • > - **Legitimately novel or edge-case problems** where the LLM might confidently hallucinate. A human who's encountered the exact same issue can say "I've been there; here's what actually works."
  • > - **Accountability and vetting**. Downvotes and comments aren't just friction—they're a filter. A highly-upvoted answer has survived scrutiny. An LLM answer has only survived being plausible.
  • > - **Discovering that your question is wrong**. Someone might comment "you're trying to solve this the hard way; here's a better approach." An LLM might not challenge your framing.
  • > - **Long-term value**. A Stack Overflow answer from 2012 is still useful. An LLM conversation disappears.
  • >
  • > ## The real decline isn't inevitable
  • >
  • > You're right that friction matters—sites *can* become less useful if they're too unwelcoming. But that's a design problem, not a fundamental one. Some communities have actually reduced friction while maintaining quality (better templates, friendlier moderation, clearer guidelines).
  • >
  • > The bigger issue is that **Q&A sites thrived when they were the fastest way to get an answer**. Now they're not. So they need to offer something else: depth, vetting, curation, community, or solving problems that LLMs actually can't solve well.
  • >
  • > ## What this means for you
  • >
  • > If you're just looking for a quick answer to a straightforward problem, the LLM is genuinely the better choice—that's not a failure of Q&A sites, it's a shift in what tools are best for what tasks. But if you're stuck on something genuinely tricky, or if you want to understand *why* something works, or if you want your solution to help others years from now, the friction of a Q&A community might actually be worth it.
  • >
  • > The sites that will survive are probably the ones that lean into what they do better than LLMs: specialized knowledge, community judgment, and long-term curation. General-purpose Q&A might fade. Niche communities where people have real expertise and investment? Those might actually strengthen.
  • ## My thoughts
  • Although this highlights several of the problems with LLMs and benefits of asking on a Q&A site, I'd be wary of the conclusion:
  • > If you're just looking for a quick answer to a straightforward problem, the LLM is genuinely the better choice
  • Note that LLM hallucination (confidently asserting something that is false) is not restricted to complex problems as claimed here. Even straightforward problems can result in false answers that sound plausible, even citing sources (that turn out to say the opposite if you read them).
  • This problem isn't unique to LLMs. Humans can be confidently wrong too. The difference with a Q&A site is that you can get answers from several humans, with voting and comments making confidently wrong answers less likely to convince you.
  • Asking an LLM is only safe in the same cases that asking an individual human is safe: When you feel qualified to assess the answer you receive. A Q&A site provides some degree of assessment, rather than just providing an answer.
#1: Initial revision by user avatar trichoplax‭ · 2026-03-28T15:11:58Z (6 months ago)
Although I was tempted to add a sarcastic comment suggesting you could just ask this Meta question of an LLM, I do think it's a useful question, which gives the opportunity for answers that explain the problems with LLM output, and the benefits of asking on a Q&A site.

I think the existing answers sum these up well, but for anyone who doesn't want to trust biased humans, here's how a large language model, specifically Claude Haiku 4.5 via search engine DuckDuckGo's "Duck ai" responds to the body of your question:

> You've identified a real tension, and your observation about friction is valid—but I think it points to something more nuanced than Q&A communities becoming obsolete.
> 
> ## The friction you're describing is partly intentional
> 
> The effort of creating a minimal working example, formatting clearly, and anticipating criticism isn't just bureaucratic overhead. It serves a function: it forces you to **understand your problem more deeply**. When you distill a question down to its essentials, you often solve it yourself. When you format it well, you're not just being polite—you're organizing your thinking in a way that makes the answer more useful to others *and* more useful to future-you.
> 
> An LLM will skip this step. It'll give you an answer quickly, but you might not internalize the underlying principle. You might copy-paste a solution without understanding why it works, which bites you later when the context changes slightly.
> 
> ## Q&A communities solve different problems than LLMs do
> 
> **LLMs are great for:**
> - Quick syntax lookups
> - Explaining concepts you're already familiar with
> - Brainstorming or rubber-ducking
> - Getting unstuck when you're blocked
> 
> **Q&A communities are better for:**
> - **Legitimately novel or edge-case problems** where the LLM might confidently hallucinate. A human who's encountered the exact same issue can say "I've been there; here's what actually works."
> - **Accountability and vetting**. Downvotes and comments aren't just friction—they're a filter. A highly-upvoted answer has survived scrutiny. An LLM answer has only survived being plausible.
> - **Discovering that your question is wrong**. Someone might comment "you're trying to solve this the hard way; here's a better approach." An LLM might not challenge your framing.
> - **Long-term value**. A Stack Overflow answer from 2012 is still useful. An LLM conversation disappears.
> 
> ## The real decline isn't inevitable
> 
> You're right that friction matters—sites *can* become less useful if they're too unwelcoming. But that's a design problem, not a fundamental one. Some communities have actually reduced friction while maintaining quality (better templates, friendlier moderation, clearer guidelines).
> 
> The bigger issue is that **Q&A sites thrived when they were the fastest way to get an answer**. Now they're not. So they need to offer something else: depth, vetting, curation, community, or solving problems that LLMs actually can't solve well.
> 
> ## What this means for you
> 
> If you're just looking for a quick answer to a straightforward problem, the LLM is genuinely the better choice—that's not a failure of Q&A sites, it's a shift in what tools are best for what tasks. But if you're stuck on something genuinely tricky, or if you want to understand *why* something works, or if you want your solution to help others years from now, the friction of a Q&A community might actually be worth it.
> 
> The sites that will survive are probably the ones that lean into what they do better than LLMs: specialized knowledge, community judgment, and long-term curation. General-purpose Q&A might fade. Niche communities where people have real expertise and investment? Those might actually strengthen.