220TB of data on a single LTO tape
 

It's roughly 88 times what you can fit on the current generation LTO-6 tapes.

It won't be on your store shelves just yet, but it's been done in a laboratory. It's also possible that the capacity in the next round of LTO products may be artificially limited in order to maintain compatibility with prior generations.

See more at IBM, Fujifilm show tape storage still has a long future | Network World

Andrew