Despite the recent MA app upgrade for 4K on Chromecast with Google TV, DRM issues affecting Chrome and Firefox now seem to be hitting Android apps. Worked fine this morning. : r/MoviesAnywhere
Google Widevine DRM: Simple Guide to Security & Integration
Web Receiver Overview | Cast | Google for Developers
Chromecast 2 has a CPU that's 2.5x faster than the original - Liliputing
Google Chromecast 2015 Review: What's New
Widevine DRM
Rant: Why I Love What The Chromecast Stands For | Hackaday