Microsoft and its CEO, Satya Nadella, will be in attendance at MWC19 in Barcelona, and it is rumored that the company's new HoloLens 2 AR smartglasses will be revealed. However, at least 50 Microsoft employees have publicly objected to the tech giant's US$480 million contract with the U.S. Army that involves the augmented-reality headset.
https://www.notebookcheck.net/HoloLens-2-could-be-launched-at-MWC19-dozens-of-Microsoft-staff-oppose-its-proposed-military-applications.410656.0.html