buy ps4. don't buy xbone :bouncy:
microsoft can ban your account when they want and you lose everything :headache:
http://www.cheapassgamer.com/topic/320396-xbox-banning-discussion/
move your profiles, saves .... to new USB ( or xbox36's HDD )
remove your HDD, remove your USB from console
turn on your X360, if it get banned ( or not ), nothing happen to your profiles or saves :bouncy: then buy a PS3 :baby: