yup especially media, which goes into a public CDN only obfuscated by a somewhat randomized URL, if you don't want your nudes to leak don't post them, even in DMs!
mastodon isn't unsafe, but it's not totally private, at all. only end to end encryption can get you that and that's just not a thing at the moment.
A witchy space for most any face! Whether a witch or a witch-respecter, join the coven that is free of fash, TERFs, feds, and bigots