New category of PC: extra category, but not new at that time, rather previously it had been executed even worse. New was maybe the feasibility as a couch consumption device with enough battery life and handholdability for this purpose, provided one could get the desired files onto the tablet at all.
Sixteen years ago today Steve Jobs introduced the original iPad, Apple's first tablet stands as the product that quietly reshaped personal computing. What began as a bold experiment between smartphones and laptops, went on to create a new product category and became one of Apple's key platforms.