I have never set out to solicit followers on Mastodon, but here's the thing:
Given all of the unpleasantness that seems to be floating around at the moment, I may have to take some time out from following and posting to the hashtags and groups listed below.
So if you know me and enjoy chatting to me online, and don't already follow me, you may wish to consider doing so. If I recognise you, I'll follow you back (if I'm not already following you).