I deleted mine a few years ago, and it’s great to be free. See also:
Though since then, micro.blog has stalled out and is the ugliest, least capable of the social networks I’m connected to. It’s a useful comment system on my posts.
Fediverse, whether Mastodon or Pleroma, is much more capable, a W3C standard, and is growing fast without most of the problems of “social networks”. The former App.Net community is at Appdot.net.