They are becoming Yelp.
Per this, that means they only allow non-professional reviews on their platform. So if one professional sees flaws/someone getting duped, they're helpless to point it out.
[0] - https://www.npr.org/2020/09/30/918845338/how-i-built-resilie...
Much like Glassdoor, I find it hard to trust him since it’s clear he has a moneymaker. He’s incentivized to accuse the Big Corps of wrongdoing and he never has to back it up.
"Hey I have this magic problem I created for you, now you have to pay me to fix it or your business will dry up."