You may have felt a seismic shift recently. The origin was Apple Park in Cupertino, where Tim Cook and Co. decided to start work on a touchscreen MacBook Pro. This is something the company has been adamantly against for many years, going back to a scathing comment from the late Steve Jobs.
But the computing world has changed enormously since Jobs mocked touchscreen laptops. Today, there are plenty of reasons for Apple to make one.