> I get the impression that the people asking the questions appear to have a pretty good idea what they're talking about

This video is edited so perhaps it's misleading, but I did not get that sense at all: https://www.youtube.com/watch?v=t-lMIGV-dUI

Edit: As mentioned below this is not from the same hearing. I interpreted skrebbel's praise more generally and the representatives in these clips didn't inspire much confidence.