Forget telepresence robots on wheels, Google wants telepresence drones

Drones can do one thing existing telepresence robots can't: fly up and down stairs. This is one reason why Google thinks telepresence drones are a good idea, according to a U.S. patent discovered by Recode . SEE ALSO: 9 USB-C accessories to give your new gadgets a boost The patent, filed in August 2016 but made public on Thursday, describes a lightweight drone that could be used by remote workers to videoconference with colleagues indoors.  The patent claims the drone system could allow for