Put it this way, and I exaggerate only slightly: If the principal smokers of cocaine were affluent older white men and the principal consumers of Viagra were poor young black men, then smokable cocaine would be easy to get with a prescription from your doctor and selling Viagra would get you five to 10 years behind bars.
Digámoslo de esta manera, y exagerando solo un poco: si los principales consumidores de cocaína hubieran sido hombres mayores, ricos y blancos, mientras que los principales consumidores de Viagra hubieran sido jóvenes negros y pobres, sería fácil conseguir cocaína con una receta médica, mientras que la venta de Viagra te supondría de 5