Billionaires in both parties loom large over the political landscape, and more are jumping into the ring with high-profile runs for office during this year’s midterms. The 2024 election was the most expensive election in history, with nearly 20 percent of a whopping $15.9 billion total coming from billionaire donors. Tech mogul Elon Musk, the richest person in the world, spent at least $250 million on President Trump’s election, then became one…