How about using virtual phone numbers (Twilio, Google Voice, etc) for SMS 2FA? Any better than a real SIM for services that don't support other 2FA options? Sh

How about using virtual phone numbers (Twilio, Google Voice, etc) for SMS 2FA? Any better than a real SIM for services that don't support other 2FA options? Should eliminate OTA and SIM swap attack vectors from figure 2.