Out of nowhere, Sony has announced that free ad-supported streaming TV (FAST) is now on PlayStation 5, allowing people to watch movies and TV shows for free, in exchange for watching ads. FAST programming is growing in popularity, and some of the current market leaders include Roku, Tubi, and Pluto, among others. FAST content was already on PS5 through dedicated apps for some of those services, but now Sony is launching its own FAST channel. For its part, Microsoft offers…