::: As an architect I tend to gather a bunch of electronic files for different blueprints for each client...since 2003 when I lost many info on a computer crash (including the only images files of my honeymoon), I do a monthly backup of files in DVD-R, even if they do not have any changes: also a One Drive backup is updated in 3 different accounts and a Google drive, iCloud plus a dropbox account to back up documents, images, besides the framed printed photographs and some pics albums, and a very few paper-blueprints are stored, some ZIP cartridges, Floppy disks 3 1/2" are still there with info...and if client ask for previous works, I send the digital file, or if required, I burn a CD or DVD with the info; also I keep many hand-mad sketches if I like the preliminar work before draw it on CAD software... Regarding my music collection, close to 75% of my cd collection has been rip to mp3, but I've started again, making FLAC files, also need time to rip some LPs that I hav...