Apple is promoting its new AirPlay feature in iOS 4.2. You need to buy an Apple TV box to do this, but assuming you do that then it gives you an easy way to do three things:
It all happens using your wifi network.
Here's a demo from Apple:
Two more demos:
You can buy an Apple TV box here for $99. Then you download iOS 4.2 onto your iPad/iPhone/Touch device as it becomes available. Then you set everything up through your wifi network and you are set.
This seems a little more convenient, and more universal, than the PC equivalent as shown here:
Plus you don't need to buy a new laptop to make it work on the Apple side.
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