I appreciate the need for some sovereign oversight of telecoms for security reasons, but I have never understood why Canada disallows foreign companies to opera

I appreciate the need for some sovereign oversight of telecoms for security reasons, but I have never understood why Canada disallows foreign companies to operate a telecom or mobile operator entirely. If Verizon or AT&T started installing cellular infrastructure in Canada, prices would fall overnight with no appreciable loss of security. It’s protectionism pure and simple.