Key TakeawaysNvidia shares set yet another record high Thursday as concerns earlier this week about a softening in the semiconductor market was eased by TSMC's earnings report.The Taiwanese supplier of chips to Nvidia, Apple, and others reported a huge jump in profit and sales on AI chip demand, and predicted a continuation of that demand in the future.Also boosting Nvidia's stock were comments by billionaire Stanley Druckenmiller that he lamented selling all his shares of the company earlier this year. Sha ...