This commentary first appeared on Forbes Great Speculations, where Schaeffer's Investment Research is a regular contributor, on Wednesday, Dec. 20.The steel sector has been in focus lately, after President Joe Biden’s re-election campaign adviser Brian Deese raised concerns about Nippon Steel’s acquisition of U.S. Steel (X).Nucor Corporation (NYSE:NUE) stock has been in rally mode since news of the acquisition broke on Monday, today hitting its highest level since February with support from its 20-day movin ...