Completely, vastly different scenarios, so not a good comparison. Bluesky was VC-funded with $billions, headed by the same guy as Twitter originally. Mastodon was started by one guy in his spare(?) time, has never accepted VC money, and was and is specifically designed to avoid the toxic trends from Twitter.
If something can come out of nowhere and dominate a already established platform… That platform probably already sucked to begin with.
Completely, vastly different scenarios, so not a good comparison. Bluesky was VC-funded with $billions, headed by the same guy as Twitter originally. Mastodon was started by one guy in his spare(?) time, has never accepted VC money, and was and is specifically designed to avoid the toxic trends from Twitter.