I'm an old hand, literally. Started computing on Minis in the 80's went on to Netware can't even remember which version.
Desktops, Amstrad wordprocessor, Apricots and BBC micro. Dab hand with DOS upto version 6, worked on email systems MHS and Pegasus.
Trained as dBase programmer and worked with Ashton Tate on Framework up to version IV.
Now sticking to cloud and O365, doing SharePoint dev.