As a result, emails from your domain will never reach anyone who has a "forwarding" email address: for example, someone who uses Cloudflare to manage their inco

As a result, emails from your domain will never reach anyone who has a "forwarding" email address: for example, someone who uses Cloudflare to manage their incoming email for their domains, and forwards it to their real email account. This is a lot of people. Why are you OK with that?