Why do tape drives seen to be best? What’s your use case? They’re still used in enterprise statements because they’re insanely dense compared to hard disks. Is that what you need? Density? Seems like not for just a few gigs.

If you want backups you need to ship your media, tapes or otherwise, off-site.

Pop your files into a cloud service and call it done. If you’re looking for long term archives and don’t want to use other people’s computers, burn some DVDs and store them at someone else’s house.