Why is AR so hard? Apple delaying AR Glasses and how this connects to AI?

News: https://www.bloomberg.com/news/articles/2023-01-18/apple-postpones-ar-glasses-plans-cheaper-mixed-reality-headset#xj4y7vzkgRelevant episodes: https://blubrry.com/digital_business_models/93132901/ai-wars/https://blubrry.com/digital_business_models/93130512/what-can-go-wrong-with-the-openaimicrosoft-partnership/https://blubrry.com/digital_business_models/93070113/edge-artificial-intelligence/https://blubrry.com/digital_business_models/93005449/is-decentralized-ai-possible/https://blubrry.com/digital_business_models/93001038/the-business-architecture-of-ai/