People are always surprised how short the life span of a video game and video game companies.
My other MMO, Book of Heroes, was still going strong after five years, until the company tried to take their award winning, poor monetization, game Space Miner: Space ORE Bust “change and redesign things” into Space Miner War. That failure resulting from that business decision caused massive layoffs resulting in long delays to updating Book of Heroes their flagship game.
Small Giant was exceedingly wise to leave Oddwings alone and data mine a wide range of prototypes.
This is also why I don’t expect the offerings in Empires and Puzzles shop to ever be a good deal. I try to think of them as movie theater popcorn. Vastly overpriced but generating 90% of the profits that keep the company alive.
Search term 5-8 years