The power brick has gone, it'll support 4K visuals and comes in multiple hard drive sizes. (techradar.com)
By using a computer with multiple hard drives, you can store your personal documents on a different drive and volume than your program files. (realtormag.realtor.org)
And if you truly desire a physical copy in case a game goes down, you can actually make multiple «physical» copies of every game you have by just loading them all onto multiple hard drives or SD cards! (gamersplash.com)