I region changed my Wii using this guide: http://www.wiihacks.com/other-faq-guides-t...ro-jap-kor.html
It was successful, and afterwards I helped a friend do the excact same procedure. But his got stuck when installing 4.1U. It became stuck right at the beginning. The line it was stuck at was...
I speedrun games, and I live in Europe. Sadly most PAL versions of games run slower than NTSC versions due to different HZ. I got SM64 NTSC working, using Priiloaders "Region Free Everything" option, but most other games either don't work or run slowly. An example is Ocarina of Time, which runs...
The switch emulators on pc rely on your CPU mostly, and they only use a single core, so GPU not as important as a good CPU. I don't use switch emulator, but many here do, and willing to help.