Because he is one of them.
It's an organized left-wing conspiracy to bring socialism and cultural Marxism into the White House. Obama is the Illuminati candidate, funded by Soros, Warren Buffett, and Hollyweird, to usher in the godless socialist state of the New World Order, population control, and compulsory "national service" all under this deranged Saul Alinsky-inspired "community organizer" street agitation-rabble rouser-People's Republic model of socialism. It's so obvious how they have bent over backwards to cover up his tracks and radical past.
The tax policies alone will destroy what's left of the economy. And as goes America, so the rest of the world.