Re: provided they get a US judge to approve a subpoena
foreign server operators can tell the FBI (or whoever) to pack sand.
But foreign servers operated by a US corporation can't
This would force MSFT to login to their Irish data center and get the data. Of course Ireland could retaliate with an army of ninja leprechauns
Dear Mr Nadella introduce such a feature into the next version of the OS running on the foreign data center or get an orange jumpsuit, a bag over your head and a visit to one of the unlisted addresses run by our new CIA director.