Imho a decision that doesn’t make sense, Google already has paid for all the infrastructure so running the service to them is pure profit, not to mention the lost possibility to upsell Google workspace (paid gmail with a custom domain) or Google cloud services to all their customers.

Although I would never subscribe to something from Google for my business, then when they eventually change mind and kill my product, i have to migrate in an hurry. I’ve been hurted too many times