Some innovative gamers have gotten Pokémon: Let's Go to boot and run on the Nintendo Switch emulator Yuzu. Despite the game only being a week old, it is somewhat playable, although there are numerous glitches and oddities. The framerate is highly inconsistent and the audio is a mess, but the fact that a week old game is playable via emulation is impressive.
https://www.notebookcheck.net/Pokemon-Let-s-Go-runs-on-Yuzu-Nintendo-Switch-emulator-sort-of.366936.0.html