Artificial intelligence (AI) startup xAI, owned by billionaire Elon Musk is close to reaching $6b in investor support. Musk has been outspoken about his aims to win the war to be crowned the American leader in the AI industry. With this investment in xAI from the same faces that funded his takeover of Twitter, he looks like he might be in catching the other major players in the battle for that throne. Musk’s xAI boosted by billionsDespite his controversial reputation, Musk’s business ideas have always garnered support from venture capitalists. The Financial Times reports that Sequoia Capital, …