Reminder that IA has a "team" that crawls Twitter profiles and indeed a ton of Tweets from Beatani's original account were archived. I was practically able to find all the links that the wiki referenced and add archive links, for instance. Their filter was pretty helpful.
https://web.archive.org/web/*/https://twitter.com/beatanichisato/*Finding older Twitter bios by chance is kind of funny.
https://web.archive.org/web/20210216144409/https://twitter.com/beatanichisato/status/1361687694321934336https://web.archive.org/web/20210228161719/https://twitter.com/beatanichisato/status/1366056119680991237 