before you do a clean install of windows 10 you will need to upgrade from windows 8.1 to windows 10 and then once this has been done you can do a clean install but you cannot do a clean install unless you have done the upgrade first
no and no
you have to upgrade from w8.1 first..
or be a windows insider use the win10 TP which is pre keyed
Can you sign into the Xbox as you?
My 10159 has restarted, but I'm staring at the slow moving blue circle of 'Upgrading Windows' doom...
Wouldn't make any difference would it?
Are you in the Xbox Streaming Preview?