Last December, I wore Google Glasses in several forms while they were still under development. Soon you'll be able to get your hands on the final versions. When, exactly, and for how much? We may find out more in just a handful of days. While Meta has been the biggest tech company aiming for a place on your face in glasses form , it's far from the only one. Google's about to enter the race with a whole range of smart glasses , the company's first return to everyday face tech since Google Glass in 2013. This time, the focus is almost entirely on AI. Gemini will be the reason and the biggest function for what makes Google's Android XR glasses work, but they'll come in a wide range of designs: Warby Parker, Gentle Monster, Kering Eyewear and Samsung are all expected to have their own models. Xreal, a maker of display glasses , will have an additional plug-in mixed reality device called Project Aura, too.…