Mixed
my experience is that Copilot is weak in the citation department, often it gives 100% correct answers and justifies them with 100% wrong citations
PaulHoule on Hacker News
In the thread “Ask HN: Teams using AI – how do you prevent it from breaking your codebase?”
Helped: Personalized sample code and explanations for complex tests.
Got in the way: Incorrect citations despite correct answers.
… I've also had it give me good advice about how to deal with cases that I screwed up with git. Often it gives me the insight to confirm things in the manual quickly, but my experience is that Copilot is weak in the citation department, often it gives 100% correct answers and justifies them with 100% wrong citations.