It also ignores the hilariously terrible time Twitter had scaling up in the first few years of it's life.
Sure but that has the caveat that 75% of the staff were recently let go, the owner is an attention-deficit "BREAK THINGS AND BREAK FAST" lunatic whiplashing back and forth over policy changes and bans, and as such, people using the Fediverse have a certain tolerance for glitchiness because it's better than the alternative right now.