https://mashable.com/2015/10/06/microsoft-hololens-misleadin...
https://www.theverge.com/2015/10/6/9465839/microsoft-hololen...
Going back further, Microsoft has a history of this with things like Project Milo on the Kinect. These things really don't matter in the end though. Its the technology itself that matters, and how good or bad it is relative to the market.