This is noteworthy? Really? That a two and a half year old can work an iPad? Have these people not seen a baby with an iPhone or iTouch? An iPad is like the super-sized, Pat The Bunny board book version of an iPhone. It's huge. Of course a toddler can use it. A toddler could teach you to use it.
Consider the evidence: a two and half year old using an iPad:
One and a half year old using an iPhone:
This guy can play multiple games, select songs on the iPod (Bowie, Glee covers of Van Halen and Journey), find his favorite videos on YouTube (Pamplemousse, the E*Trade babies) and navigate the Backyard Birdwatcher app (he likes robins). He hasn't quite figured out HootSuite, but give him time. He's only one and a half.
source: Gawker TV