Similar to last year, stocks such as Palantir, Nvidia, and Microsoft remain among the hottest names driving the artificial intelligence (AI) revolution.Through the first six months of the year, the S&P 500 and Nasdaq Composite indexes each gained roughly 5%. Similar to last year, some of the biggest gainers in the artificial intelligence (AI) landscape so far include Palantir Technologies, Constellation Energy, and Oracle.By contrast, several members of the megacap collective known as the "Magnificent Seven ...