to do then now would be retro, to do then then was very nowtro
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Technologies
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Years
Technologies in 1983
>
Operating Systems in 1983
1984→
←1982
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MS-DOS
(since 1982) 6
Commodore DOS
(since 1981) 5
CP/M
(since 1981) 4
Apple DOS
(since 1980) 4
VMS
(since 1980) 2
IBM i
(since 1982) 1
Berkeley Software Distribution
(since 1981) 1
RT-11
(since 1983, that's this year!) 1
TSX-Plus
(since 1983, that's this year!) 1
SunOS
(since 1983, that's this year!) 1
