What the heck does airplane mode do anyway?
Just cut WiFi?
It turns off ALL antennas inside the iPad. Supposedly, so you can use the iPad on an airplane and claim that you aren't going to be the one to cause the plane to crash during take-off or landing.
If a flight attendant says turn off the iPad, you'd better be doing that than arguing about airplane mode.
What the heck does airplane mode do anyway?
Just cut WiFi?