I played this game too. And I was close trying to implement such a game. But then my fluid grid would be much much larger and the game much slower. I thought ab

I played this game too. And I was close trying to implement such a game. But then my fluid grid would be much much larger and the game much slower. I thought about adaptive grids. Fine on the viewing screen and coarse outside. But to implement this would have taken me too long for this game entry.