The handy dispenser that let's you say 'no' anywhere.
This recent article in the Atlantic might save a lot of marriages if big pharm gets with it. I'm just not sure who should carry it--the husbands or the wives. Maybe it could be piped into every workplace in America. Perhaps clothing could be impregnated with it--everything from neckties to hard hats. Chastity belt shaped air-fresheners could be hung from review mirrors. And maybe coffee places could infuse their coffee beans with it.