ソース:[1] The Trillion-Dollar AI Question | The Motley Fool (https://www.fool.com/investing/2025/09/05/the ...)[2] Chart Of The Week 8/3/2025: AI is the New Railroad (Sort of) (https://vertexaisearch.cloud.google.com/groun ...)[3] CSX railroad's merger prospects derail as BNSF and CPKC make clear - SwingTradeBot (https://vertexaisearch.cloud.google.com/groun ...)