If Will never decided to make Spore, would you all have decided to make this game anyway?
not a member of the team but: would i have if presented the opportunity? YES. would anyone have thought of it in the first place? almost certainly not.
If so, the game would probably be very different as a lot of Thrive’s mechanics are (or will be) based on Spore’s own mechanics.
The project started from a hoax on the spore forum so probably not