Sergey Brin admits to making mistakes with Google Glass during a discussion at Google I/O 2025.Brin acknowledges flaws of Google Glass launch and emphasizes the importance of polishing products before demoing them.Google Glass, initially a cultural phenomenon, faced criticism and meme 'Glassholes'.Brin lacked knowledge of consumer electronics supply chains leading to Google Glass pricing issues.Partners like Samsung, Gentle Monster, and Warby Parker are now assisting in building Android XR Glasses.Brin highlights the role of AI in enhancing the capabilities of smart glasses like Android XR.Gemini, Google's generative AI platform, is central to enhancing the functionality of Android XR Glasses.DeepMind CEO suggests that a universal assistant could be the key app for smart glasses like Android XR.AI advancements and improved design make Android XR Glasses a promising venture for Google.Android XR Glasses represent Brin's renewed focus on smart glasses technology and AI integration.