Protest with your wallet. In the mean time, here are some emulators and ROMs to tide you over until uh... we get some good news?
Wii and Gamecube: https://dolphin-emu.org/
DS: http://desmume.org/
GBA: https://mgba.io/
3DS: https://citra-emu.org/
Multiple system emulator: https://www.retroarch.com/
ROM sites:
for multiple consoles and handhelds predating 3ds: https://vimm.net/?p=vault
For ds and 3ds legit and ROM hacked pokemon games: https://www.pokemoner.com/
for DS games: https://archive.org/download/noIntroNintendoDsDecrypted2019Jan03
Will GameFreak listen to it's angry audience? What would they even do to fix this?