Many of us know The Sharper Image best as a purveyor of massaging lounge chairs (which makes their stores a must-stop location in the mall), a chronic pusher of ozonegenerators, and as a perennial favorite in SkyMall catalogs as we bide our time on the redeye.
They take you inside through a tunnel that smells of ozone and let you look through glass windows at giant, whirring generators while the guide unfurls the mysteries of turbines and transformers for the rapt crowd.