This is only if you're coming from one of the seven banned countries.
This is false, several Canadians were refused at the border, despite giving them their smartphones and passwords. Source in french: La Presse
(Yes she was born in Morocco, but she is a Canadian citizen, traveling with a Canadian Passport, and has been living in Quebec for 20 years.
And how they deliver data to your screen for free is their business.
Should they then be liable when their ads serve malware/viruses?
There's really no reason ever to use C over C++ if you have a C++ compiler available.
Hehehe. Tell that to Linus.
Computers don't actually think. You just think they think. (We think.)