By popular demand :D
Bring back Homebrew Launcher (PicHaxx) as well,and rewrite for modern
environment.
Add a warning for broken DSiWare issues in USM troubleshooting page,
and link that troubleshooting step directly in USM page.
Move hardware button warning to right under the relevant section,
just as an extra peace of mind.
Partial reverts to the 11.16 commit since PicHaxx is back™️