alt Hacker NewsAlso for the troops. Have some friends that cannot bring devices that emit RF / BT on base or ships during certain operations and exercises.
It's extremely hard to find a new production MP3/FLAC player with upgradable storage that don't suck for one reason or another. Plenty of perfect new ones, but they will have onboard BT or Wifi still.
And they often phone home. You can't trust any Chinese hardware.