Here are few I picked up and kept:

Humour:

@JonBaker@mastodon.social

@MeanwhileinCanada@ohai.social

Art / Comics:

@heyheymomo@socel.net

@ZachWeinersmith@mastodon.social

Mostly computer-centric:

@0xabad1dea@infosec.exchange

@eaton@phire.place

@fraggle@octodon.social

@TodePond@universeodon.com

Official:

@wikipedia@wikis.world