They almost certainly did give that impression. They certainly didn't try to clarify it isn't anyway. They showed it at CES, the consumer electronics show. much like Hololens it was a prototype, we only learnt wasn't coming out in any form months later. They used that crap for xbox PR for months before telling people it's not actually a thing.
http://www.neogaf.com/forum/showthread.php?t=550020
we had respected insiders saying stuff like this 5 months later:
http://www.neogaf.com/forum/showthread.php?t=559932
because they didn't clarify this is not an actual future product at all. They were all too happy to lead people on for a long time, I guess MS was doing anything and everything to quash that always online backlash at the time including leading people on, going as far as saying XB1 supports 4k games even.