I have found a bug though. Logging in to sh.itjust.works seems to cause crashes that other instances don't (so far). Lemmy.world, ttrpg.network, and sopuli.xyz haven't crashed at all so far. Haven't tested any others yet since I want to take a bit to just enjoy the app.
Seriously, Dawson, thank you for this :)
Edit: found a very minor thing in the comment markdown menu. The >!spoiler!< markdown on lemmy is different than reddit uses. The >! Doesn't work here.
Spoiler is weird on lemmy. It's
::: spoiler
Text
:::
Supposedly. However, it doesn't actually work at all in most apps.