A new teaser video for Yellowstone Season 5 doesn’t appear to reveal much at first glance. A second, third and tenth viewing uncovers more — much more. Listen, it’s been 20 months since the show gave us anything new to talk about. Since January 2023 it’s been writer’s strikes, Kevin Costner drama, network drama and prequels and sequels that may or may not happen depending on the day, moon phase and whether or not the Texas Rangers won last night. OK, news hasn’t been quite that slippery, but it’s not far off. On Aug. 26, a 20-second video was shared across Yellowstone socials that whet our app…