Chuffing, sighing music played from somewhere; the red lights were like the glow of blood in a hand held over a bright light. But the place was rigorously Calvinistic in its obstacle course of tacit regulations. And here and there, at the turns in the hot, narrow passageways between rows of booths, bored security guards rocked on their heels and told the browsers, No loitering please, you can purchase more time at the front desk.