Apple's recently announced MacBook and Watch both understand the difference between a gentle press and a hard shove. It should surprise nobody that the company is likely to add this technology, dubbed Force Touch, to the next generation of iPhones. The Wall Street Journal has called around its circle of people familiar with the matter, who all say that it'll be the headline feature for the iPhone 6S and 6S Plus. In addition, those in the know believe we'll soon get a fourth color option to choose from: pink.