Isn't the accepted risk of losing all the digital keys equal to the risk of someone booting up the root CA and walking away with it? I can see that happening in

Isn't the accepted risk of losing all the digital keys equal to the risk of someone booting up the root CA and walking away with it? I can see that happening in a junta situation. https://www.iana.org/dnssec/ceremonies https://www.iana.org/dnssec/ceremonies