Yeah, when science got around to it I felt very lied to - what delights we missed out on so many years of bad birb pop culture.
I mean ofc they were feathered to some extent, we just had to guess a lot of data over the decades.

Also, if cat-like predators can be cool (which they are), then so would be feathered dino movies.

Just install big cat software on a cassowary hardware modded for hunt.