I'm European and I conflate them all the time. You're getting downvoted because it's a pointless derailment, not just out of disagreement. You may also wish to read the guidelines, especially this one:

If your account is less than a year old, please don't submit comments saying that HN is turning into Reddit. (It's a common semi-noob illusion.)

https://news.ycombinator.com/newsguidelines.html