Earlier quoted context omitted.
The best time to delete Facebook was many years ago. The second best time is now.
Unfortunately, many of the old forums for various non-IT-related hobbies have disappeared and moved over to facebook groups and there is no alternative as such. Discord is great for anything related to software or hardware with computers, there are some fantastic communities, but if you are into cars or mountain biking or watches or fellwalking/hiking etc......you really don't have any alternative to facebook. I'm tr…
Searching the forum archives is much worse with facebook, slack or discord than it ever was with even the jankiest phpbb forum or mailman list. Hell, before they grew it up, Yahoo! groups were better from that perspective. And a big part of what made forums for either tech or non-tech hobbies so nice was the ability to search and reference prior discussions.
I was actually hopeful that "login with facebook" and "login with discord" would bring those more search-friendly alternatives back a little bit, but so far I haven't seen it.