To gain an edge, this is what you need to know today.Trump ReversalPlease click here for an enlarged chart of NVIDIA Corp NVDA.Note the following:This article is about the big picture, not an individual stock.  The chart of NVDA stock is being used to illustrate the point.The chart shows that NVDA stock is gapping up on President Trump's reversal on H20 AI chip exports to China.The chart shows that NVDA stock is extended after the breakout.The chart shows that our recent buy signal on NVDA stock was given n ...