Comment Re:Where's the other wonder storages? (Score 1) 46
They were seriously challenged by optical drives in the 80s and 90s for storage capacity, but kept on growing faster than optical could manage:
Year Magnetic HDD capacity Optical capacity
1956 3.75 MB —
1982 10–100 MB 650 MB (CD)
1995 1–2 GB 4.7 GB (DVD)
2006 100–500 GB 25–50 GB (Blu-ray)
2020s 20+ TB 100 GB (consumer Blu-ray)