I don't understand why fastly would have to turn off TLS 1.1 and older for everyone. The other CDNs out there are PCI compliant and still offer TLS 1.0 and even

I don't understand why fastly would have to turn off TLS 1.1 and older for everyone. The other CDNs out there are PCI compliant and still offer TLS 1.0 and even SSLv3 about a year ago.