Albums released on floppy:

https://www.youtube.com/watch?v=tRm2_Uy_7bk

Sony invented the 3.5" floppy:

https://www.youtube.com/watch?v=djsyVgTGaRk

I recently went through my large box of old 3.5" disks and discovered that most of them are failing. The older 5 1/4" disks seem better, maybe because the density is lower.