The Halide people wrote a post on how they handled this for releasing Halide II while not leaving long-term supporters behind. https://lux.camera/pro-camera-ac

The Halide people wrote a post on how they handled this for releasing Halide II while not leaving long-term supporters behind. https://lux.camera/pro-camera-action-introducing-halide-mark-ii/ https://lux.camera/pro-camera-action-introducing-halide-mark... Basically: it's a subscription, but you get to keep the last features you got on it if you cancel. Owners of the original Halide got a year of free updates. HN thread on it: https://news.ycombinator.com/item?id=24860043 https://news.ycombinator.com/item?id=24860043