$|++ is arcane to anyone not steeped in Perl
The newbies could be warmly welcomed and shown respect.
But no, RTFM.
That is rude to somebody drowning in newness. If you do not want to answer their question, then don't. But some people seem to get a kick out of being rude to weaker people
All the times it happened to me, back in the '90s this made life really much harder than it needed to be.
For all the ones who bum me out
For all the ones who fill my head with doubt
For all the squares who get me pissed
You've made my shitlist