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=vaultFor 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?