With the advent of super PACs and a growing reliance on secretly funded nonprofits, the very wealthy can pour their money into the political system with an ease that didn’t exist as recently as this moment in Barack Obama’s first term in office. For now at least, Sheldon Adelson is an extreme example, but he portends a future in which 1-percenters can flood the system with money in ways beyond the dreams of ordinary Americans. In the meantime, the traditional political parties, barred from taking all that limitless cash, seem to be sliding toward irrelevance. They are losing their grip on the political process, political observers say, leaving motivated millionaires and billionaires to handpick the candidates and the issues. “It’ll be wealthy people getting together and picking horses and riding those horses through a primary process and maybe upending the consensus of the party,” a Democratic strategist recently told me. “We’re in a whole new world.