It may be helpful. Consider online backups for your important digital documents

[Albert Chan]

I rather keep physical documents, if possible.

Even if the data is digitally stored, and in good condition, we may be unable to read them later.

Digital Preservation and the Doomsday Project

Quote:Less then 15 years later, it’s system was unusable. Compare that expensive failure to the longevity of the Domesday Book:
a record written on paper in Latin in the 11th century and is still readable today.