The not-so-smart members of the public need to be shielded from references that smarter people can put into context.

Congratulations Canada. You have simultaneously demonstrated that:
1. You have no sense of humor.
2. Everything conservatives say about "politically correct" censorship is absolutely true.
3. You're not really a free country.

(Don't be fooled by the subterfuge that the entity enacting this ban is a "private organization." The last station that seriously defied them saw the government sell their broadcast license out from under them to another company while the case was still being tried.)