I mean afaik the consumer GPUs portion of their business has always been tiny in comparison to enterprise (except to begin with right at the start of the company's history, I believe).
In a way it's the scientific/AI/etc enterprise use of Nvidia hardware that enables the sale of consumer GPUs as a side effect (which are just byproducts of workstation cards having a certain yield - so flawed chips can be used in consumer cards).
No, gaming revenue for NVIDIA was historically the major revenue percentage from the company (up until 2023). Only with the recent AI boom this changed.
In a way it's the scientific/AI/etc enterprise use of Nvidia hardware that enables the sale of consumer GPUs as a side effect (which are just byproducts of workstation cards having a certain yield - so flawed chips can be used in consumer cards).