Touchscreen Macs would be fine, with two big provisos [Comment]

Touchscreen Macs are back in the news – though it’s unclear whether there’s actually much reason for this. The Bloomberg report didn’t say that Apple actually plans to make any, only that engineers are ‘‘actively engaged‘‘ in the project.
I mean, that much has always been true. Apple has long made touchscreen Mac prototypes, and put them through usability testing. So are we talking a dozen engineers, as has probably always been the case? Or hundre