> IBM is now promising positional accuracy to within 3.2-nanometers so that as the tape whizzes past the heads at 15 kilometers per hour, they’ll be positioned “with an accuracy that is about 1.5 times the width of a DNA molecule.”
Wow ...
Could be amended with a [2020] tag ...
But then, tape cartridges with the quoted capacity aren't (weren't) expected to be available before the end of the decade.