He was talking about the iPad at the time. Further his statement was the existence of a stylus, not the necessity of it.

http://www.engadget.com/2010/04/08/jobs-if-you-see-a-stylus-...

He specifically refers to the iPad in the actual quote. Anyone claiming otherwise is simply wrong or a revisionist, though such sorts seep out of the woodwork whenever Apple cedes prior claims, rephrasing and adding unspoken criteria to somehow make it prescient and relevant, seen throughout this discussion.