It didn&#x27;t actually completely fail - Google Glass saw some genuine excitement among certain professions (eg. surgeons, pilots, or firefighters) that need up-to-the-minute information in a heads-up display, and it&#x27;s been re-launched quietly to focus on those niches.  Ironically, the fix will likely be to <i>increase</i> the price: it&#x27;s not a mass market product, it&#x27;s an enterprise product that increases the effectiveness and safety of certain highly-trained specialists.