Shopify experienced a major Cyber Monday outage impacting merchants and POS access. Marques Brownlee announced the shutdown of his Panels wallpaper app with refunds and an open-source release. Runway launched its Gen-4.5 text-to-video AI model, focusing on improved realism and physics.

Shopify outage: Shopping platform goes down during Cyber Monday
https://www.cnbc.com/2025/12/01/shopify-outage-cyber-monday-shopping.html

MKBHD is taking down his wallpaper app | The Verge
https://www.theverge.com/news/835090/mkbhd-panels-wallpaper-app-shutdown

Runway says its new text-to-video AI generator has ‘unprecedented’ accuracy | The Verge
https://www.theverge.com/news/834905/runway-ai-text-video-generator-launch

ChatGPT ads are on the way, but iPhone users can avoid them - 9to5Mac
https://9to5mac.com/2025/12/01/chatgpt-ads-are-on-the-way-but-iphone-users-can-avoid-them/

Apple AI Chief John Giannandrea Retiring After Siri Delays - MacRumors
https://www.macrumors.com/2025/12/01/apple-ai-chief-retiring-after-siri-failure/