The economics of spectacular shitposting. Parliament is back in session, with a focus on NAFTA, marijuana and small-business tax plans. Conservatives are launching a campaign to oppose the latter—even if their chatter can’t survive a fact-check. The party's most effective messaging involves saluting a two-year-old meme involving a frog on a unicycle. It may well prove to be the only kind of campaigning that can topple Justin Trudeau: