Tech Tuesday August 3, 2021 7:58 am Tech Tuesday: What to Know About Warby Parker's Virtual Vision Tests Mike Proulx, research director at Forrester, explains Warby Parker’s new virtual vision tests, which are conducted via smartphone. US & World Videos 5:13 Tech Tuesday: Google making changes to Gemini AI image generator 5:37 Tech Tuesday: Apple Vision Pro 4:00 Tech Tuesday: Streaming wars heat up 3:42 Tech Tuesday: Google new search tools 3:49 Tech Tuesday: CES Preview