3 It might even be possible that an outcome of the tabletop is the building of a more advanced game. Intentional from the beginning of the game, or not.

2 I agree. It will take some experimentation. Call it the first game in a series of game building games.

1 Timeliness of interactions is the hurdle that comes to mind, but then again has that really ever stopped anyone in the past from playing tabletop games? It's probably not a great concern in that sense.