No they weren't.
Why would Nebraska fans complain about Texas or any other school that pushed for unequal revenue sharing being the reason for instability in the B12, when their own school benefitted from the unequal revenue for its entire tenure in the B12, and voted in favor of continuing unequal revenue sharing every single time it came up for vote?
Like you said, you don't remember it. Likely because it wasn't directed at you.