The Hopper will let you swap... but the Joeys will not.
The person at the Hopper should be able to have PiP and swap like usual... but each Joey will "behave" as if they only have access to a single tuner.
The person at the Hopper should be able to have PiP and swap like usual... but each Joey will "behave" as if they only have access to a single tuner.