Tara Reade told people at the time what happened, her mother is recorded on Larry King's TV show calling in to talk about what happened to her daughter.
This is not like the recovered memory of Blasey-Ford where no one has any memory of anything she's claiming.
Most importantly you have to look at the severity of what's alleged. Cuomo's a creep who stole kisses and copped feels, but no one is alleging he did anything close to Biden's digital
****.