Are you worrying about earlier unsupported games? Stop worrying about it as Xbox one jailbreak will allow you to play with new file formats that were unsupported earlier.
Moreover you can backup a game using game options without using any third party tools and it will also facilitate you to backup games directly as you wish. Jailbreaking your XBOX ONE with USB wii allows you to play free games via XBOX store absolutely free and it will also allow you to play any game with external or internal Hard Drive Disk(HDD).
