To fill up 510gb worth of emails would take an eternity

When streaming companies continue to give ads after you paid, raise prices, remove content, remove content from your “purchase library”, force you to arbitration when your spouse dies (Disney), and spy on your network or phone, ultimately having crappy ever changing EULAs, then piracy is the way to go

You can use the Polycentric protocol on Grayjay, though I doubt any creators actually read it.

The next best is probably to pick a phone from DivestOS’s list of supported devices, and preferably ones with a re-lockable bootloader