I'm using Reddit again and, in some respects, again regretting it. Not the small number of negative comments my leading question in r/Browns (the Cleveland Browns NFL subreddit) inspired, no; it's the capriciousness of users' up- and down-voting, where incomplete answers and sarcastic comments gain more 'positivity' than…

Oh, look here:

HELP Its been a while since I used solidworks and I forgot how to read and use the hole callout to create a threaded hole.

Or (shrugs) don't look there. My answer was genuinely useful and pretty-much complete, the original poster (OP) even thanked me.

Has it put me off in the same way recent unwarranted post deletions at actually have?

No, it's the nature of the beast that is Reddit.