Surprisingly, unlike the pennies-per-diskette garbage of the late 90s, Sony 3.5 disks from the 80s were stiffer, heavier, and massively more reliable. I have so

Surprisingly, unlike the pennies-per-diskette garbage of the late 90s, Sony 3.5 disks from the 80s were stiffer, heavier, and massively more reliable. I have some 800k Mac disks that still read perfectly well. Probably other brands as well, but I was always impressed with Sony media from that era.