Why not, because it's against the law? People from all walks of life abuse drugs, why would mob guys be any different?
Carmela to Tony, when the cop has them pulled over: "You'd think they'd be out there arresting real criminals".
"...the successful annihilation of organized crime's subculture in America would rock the 'legitimate' world's foundation, which would ultimately force fundamental social changes and redistributions of wealth and power in this country. Meyer Lansky's dream was to bond the two worlds together so that one could not survive without the other." - Dan E. Moldea
