Windows 10: When an upgrade costs you a laptop

Last Wednesday was the red letter date for my Windows 10 free upgrade. After months of emails from Microsoft preparing me for the event, I was very excited. The process began.
Between checking, slowing down, deleting, deleting forever, clicking buttons that say “yes, I want to…”, restarting, scratching my head, making cups of coffee, letting the dog out to go to the toilet, going to the toilet, watching things go around and lines fill up with alternating colours, a half a day had disappeared before the download could begin for real.