Darwinists: "See!? See!? We Told You!"

A cat-sized skeleton fossil is now purported to be the “missing link” between humans and early mammals on the evolutionary chain:

This is an exciting and validating day for scientists everywhere.
Broadcaster and naturalist Sir David Attenborough has said: “This
little creature is going to show us our connection with all the rest of
the mammals.”

“Validating”?  I thought this was settled science. It’s certainly been crammed down our throats for 50 years as if it was.  Why does it still need to be validated?  Hmmmm…?