Earlier quoted context omitted.
for certain people, the point of a market is not to meet people's needs, it is to "function efficiently," so they'll never think a failure to meet society's need is a market failure, that's just "the way things are, money doesn't grow on trees commie!"
'Market failure' is a term of art, and it's generally best to avoid redefining terms of art unless there's a very compelling reason to do so. Failing to meet people's needs is definitely a problem, but not a uniquely market-driven one. If there is a specific phenomenon which causes markets to fail in the delivery of socially desirable goods, it would be good to come up with a specific description and corresponding te…
> 'Market failure' is a term of art, and it's generally best to avoid redefining terms of art unless there's a very compelling reason to do so.
The person conflating "market failure" with what they were talking about is the GP.
The original comment was about the market failing to accomplish a goal, which is a perfectly idiomatic usage.