Parent did not imply that nobody should use them, but maybe offered some valid points to explain why they might not be seeing a very wide adoption.
Your response seems more hostile than it needs to be.
"Please respond to the strongest plausible interpretation of what someone says, not a weaker one that's easier to criticize. Assume good faith."
The usability issues with chest freezers are real and it's quite likely that a big portion of the energy savings is because the chest freezers in question don't do auto defrost. Plenty of people really don't want to deal with regularly emptying everything out to let all the ice buildup melt.