One of the best things about reddit was looking for answers or other users with the same problem as you, and since Google didn’t really help with that anymore and instead insisted on giving you business results, the best practice was to put your search terms in followed by ‘reddit’ and you’d find your answer.
This would obviously be good for promoting Lemmy which I’m 100% all for.
But from a privacy point of view, I also feel mods should be able to stop indexing or choose which engines can index for their specific communities and also users at a user should be able to control it. I understand that engines could ignore this, but I doubt the big ones would…
I think I read that individual instances already can choose whether to be indexed or not, I could be wrong there