The clouds remote file storage all the software companies are pushing, computers are being made now with lesser memory storage and many do not have CD/DVD drives.
Right now many of the clouds are basically free but when they get so many peoples info in them they will begin to charge 9.99 , 19.99 then 29.99 and up every year with no way to use a external hard drive and a small memory on your new computers
https://www.backblaze.com/b2/cloud-storage-pricing.html