In the future, a store / certificate authority will be able to arbitrarily revoke your right to run anything on your computer that isn't approved.
We're already there with Web Apps and other SaaS "innovative" technologies.
"Our compiler in the cloud compiles the app using .NET Native in the Store, creating a self-contained app package that’s customized to the device where the app will be installed."
In the future, a store / certificate authority will be able to arbitrarily revoke your right to run anything on your computer that isn't approved.