xxx: now I noticed that "not equal" automatically writes as!=
Only then I thought that non-programmers might not understand.
YYY: I still write
Yyy: Also, if you wrote <> it would be no longer understandable.
XXX: No, it’s just clearer, the school course of mathematics was
yyy: Where in mathematics it is said that <> ==!=
YYY: I understood the wisdom of the last sentence...