I literally cannot think of any developer under more pressure not to delay. Anyone ever.
Super Mario 64 for the Ultra 64.
But Yamauchi said to Miyamoto: "Don't worry kid, take your time, make this game the best it can be. The console won't launch until you are ready"
Ocarina of Time for the Nintendo 64
And Chris & Tim Stamper said to Nintendo: "We got you fam, Diddy Kong Racing is ready to go!"