For years, America’s job market has rewarded the footloose. The surest route to a higher salary, the usual advice goes, is to string together a series of one- or two-year stints, each paying a bit better than the last. Career gurus on TikTok set videos of their own salary progression to jaunty pop beats, cloaking online bragging as guidance for the uninitiated. On Reddit, posters debate just how little time in a role a job-hopper can get away with before future employers might start to fret about disloyalty. (A year or so is the consensus, though a brave few argue for six months.)