I found that I needed to replace all the guids in a file with new ones. So I prepared for a miserable afternoon of cutting, pasting and developing RSI. Not really, I wrote one line of powershell script: (get-content C:\in.txt) | foreach-object ...

I want to share another tip with you: defrag your drives regularly. For this you can use the “at” command. It took me a while to work out exactly what I needed to tell “at” to do in order to get my drives defragged. Eventually I came up with this: ...