Good for those who want Wayland native windows.

But as with new code and features, it may have bugs. I wouldn’t be surprised if some distros make it default back to Xwayland instead.

It’s good.

You’re up to date. Staging refers to the updates they release every 2 weeks.

That’s in contrast to the stable releases they release once a year, which incorporates all the development that happened in the past year of staging updates.