Tape drives will, when writing, re-read the data as it is written to make sure no errors are written and will transparently correct any errors. In addition, qui

Tape drives will, when writing, re-read the data as it is written to make sure no errors are written and will transparently correct any errors. In addition, quite a bit of error correcting code is written, making it possible to correct simple errors. So perhaps not 100% immune, but partial immunity to bit-rot is a pretty important part of the LTO spec.