Denuvo is an activation checker, 5 activations within 24 hours for a single user on different machines.
There shouldn't be anything having to do with Epic on the Steam version.
Ya, I saw the comment on that on steam but had wondered about it also interfering with trainers like it does in some other games, but your probably right.
[Edited by rogerw99, 3/1/2020 5:28:04 PM]