Here’s a good one…..
1)”With iOS 8, you can wirelessly connect iPad, iPhone, or iPod Touch to Apple TV without first connecting to the organization’s network. Which means you can present or share your work even in you’re offline or the organization has a complex network.”
Your iOS device will talk directly to the Apple TV with a peer-to-peer connection. AirDrop uses the same technology, for convenience reasons.
2)Easier to setup devices that belong to the school.
4)AirDrop between iOS and Mac