He really isn't underestimated, he's just got the luxury of riding on an insanely strong team whereby he can blow hot & cold with zero implications for his leader. It means on one day Kruijswijk will be useful, then the next he gets dropped on an innocuous climb.
Jumbo's TdF squad is imbalanced in the mountains although considering the expected superiority of Vingegaard there likely won't be any negative impact from this.
Even the coverage of the finish in Rome was a bit suspect, i.e. I counted a good ten, fifteen minutes where the cameras had eyes for Cavendish & Thomas only. Rog was nowhere. It was pretty wild to just outright ignore the overall winner like that.
So I mean it's just a fact there was some sourness in their coverage last Sunday.
Except the TV coverage is provided by the host broadcaster.