It's very distressing to see this insightful and helpful comment[1] grayed out because of a pedandic argument about what "tight" means. The HN community used t

It's very distressing to see this insightful and helpful comment[1] grayed out because of a pedandic argument about what "tight" means. The HN community used to be so much better than this. [1] I'm sure everyone who clicked the downvote button thought it was obvious, but not everyone here has that level of intuition about big-O analysis. This isn't a math forum, we're all hackers here, right?