PEACE FOR SALE
For thousands of years, feng-shui practitioners have used the sound of running water to dissolve negative energy. Modern psychologists describe the constant gurgling [of desktop waterfalls] as "white noise" that drowns out distractions. On the basis of such notions, the same companies that ushered in aromatherapy are now cranking out Zen-inspired relaxation tools, dubbed "calming pools" and "serenity ponds." Over the past two years consumers have bought into the idea that burbling rock gardens are effective stress relievers. Americans
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