I don't like "performant" as a word, but I also recognize that is an irrational, emotional reaction on my part. I think it's valid to create an adjective that b

I don't like "performant" as a word, but I also recognize that is an irrational, emotional reaction on my part. I think it's valid to create an adjective that basically means "a thing that has high or acceptable performance". I see no reason to conclude people who use it are sloppy thinkers.