Some developers are seriously considering de-listing their games from online shops when the Unity Runtime Fee kicks off at the start of next year, meaning some titles built on Unity could end up being temporarily — or permanently — unavailable. Here's what developers are saying about the Unity Runtime Fee on social media, and what games could be impacted.
Migrating really large software is incredibly time consuming and difficult. My background is with backend servers, not games, but some large framework migrations we’ve done were a multi year effort and IMO they weren’t nearly as big or fundamental as game engines can be (though we did have to maintain near perfect uptime, which isn’t a concern for an unreleased game).