The caption reads:  Proto “Glass” hacker Steven Roberts and the “Brain Interface Unit” for his 1991 nomadic “BEHEMOTH” bike project. The BIU offered a heads-up data display (via The Private Eye), a head-gesture-controlled mouse, radio communications and entertainment audio, spot and flood lights, a rearview mirror, and even a helmet liquid cooling system.

My BEHEMOTH helmet is the feature image in an article by Gareth Branwyn… click to read the whole thing at the Make: site