I use both USB and DVD backups.
I Play Backups on USB with : USB Loader GX and cLoader (Loadstructor)
I Play Backups on DVD with : Backup Loader
I load games onto 32 GIG USB dongle with WBFS
I store backups on NTFS as ISO on 1TB. USB hard drive.
As stated above, I create backups on DVDs with...
It's not the movies or games downloads that I would worry about, like breaking into networks, downloading encrypted things, spying on network traffic. I have seen so many "Top Secret" seals on files when I was a kid
I was obsessed with finding UFOs, a surprising amount of US files where stashed on computers in other countries, China back in the early 90s omg sooo much