They trust Wagner and his 2 NHL games more than Amadio and his 39 NHL games, based on ice time?
The one trademark about Amadio is his ability to earn the trust of his coaches, and suddenly he hasn't earned the trust of his coaches?
Amadio has been a top and counted on player for his junior team (who was the top defensively) as well as in Ontario, so there's nothing to back up your statement he can't be trusted defensively aside from the otherwise inexplicably low ice time from John Stevens.
Michael Amadio Faces Higher Expectations Heading Into LA Kings Training Camp
Kings vs Kings Postgame Quotes: Stevens, Amadio, Etem, Anderson-Dolan - LA Kings Insider
You want to ignore evidence presented to belittle those unhappy with an inexplicably low ice time.
So enjoy conversing with others who are willing to put up with your attitude. I'm done.