1980s computer class.
https://s3-us-west-1.amazonaws.com/h...s_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...990#post207131
https://www.homemadetools.net/forum/...718#post206146
https://www.homemadetools.net/forum/...568#post201196
https://www.homemadetools.net/forum/...907#post171518
https://www.homemadetools.net/forum/...676#post174574
