Continuation patent shows that Apple is still exploring virtual keyboards for MacBooks

Apple has patents for virtual keyboards on MacBooks dating back as far as 2009, but a continuation patent application published today shows that the company is still exploring the idea.
A virtual keyboard was of course a headline feature of the iPhone when it was launched in 2007, and Apple also introduced the feature to the latest MacBook Pro models in the form of the Touch Bar. Patently Apple illustrated the patent using a Lenovo Yoga Book, showing what is in effect a giant Touc