Lenovo and Intel demonstrated a new ultra portable laptop, that has an 7.9" E Ink display instead of the regular keyboard (and in addition to the Full-HD 7.9" LCD). The touch E Ink can be used as a keyboard, and probably has some other functions as well.

This design idea will, reportedly, be used in its Yoga Book 2, which will be released by the end of 2018. That's all the information we have so far...