The sign still flickers at 3 a.m. If you see , don’t ask what the rate is. Ask what you’re willing to lose just to press refresh . Would you like a shorter version (haiku/flash) or a more literal financial explanation of "F10" in trading systems?
The booth was barely a booth—just bulletproof glass, a grille, and a flickering LED sign: . money exchange f10
F10: Execute hidden function.