It's described at
Microsoft has always wanted you to have a Microsoft account to use with Windows. I often create throwaway or temporary Windows virtual machines and do not like to link an online account to Windows installations so I use one of the hacks to get around it.
Microsoft wants to really get serious on this though. So they could make this a pain in the neck again.
I'll keep my eye open for it.
Microsoft has always wanted you to have a Microsoft account to use with Windows. I often create throwaway or temporary Windows virtual machines and do not like to link an online account to Windows installations so I use one of the hacks to get around it.
Microsoft wants to really get serious on this though. So they could make this a pain in the neck again.
I'll keep my eye open for it.