We do believe in them, so we're live with our product Meeting Guidelines! You can support the launch here
https://www.producthunt.com/post...
Others that believe:
Take Netflix, they have a "No Rules" culture and still, they have meeting guidelines.
Elon Musk has guidelines as well for Spacex and Tesla, such as avoid large meeting and don't hold recurrent ones.
The most famous right now may be Shopify, who claim that meetings are a bug and if you need them it's because some API is missing.
What do you think?