T.I. Says His Beef With 50 Cent Was About Protecting His Family

Play video content TMZ.com T.I. absolutely cooked 50 Cent with a recent barrage of diss tracks aimed at the rapper-turned-TV-mogul ... but T.I. downplayed the beef when our producer ran into him in NYC today. We caught T.I. on the street with his wife Tiny, and when we asked Tiny about 50's posts mocking her, T.I. immediately stepped in. "Man, that s***'s so last week, man," T.I. said. "We got the No. 1 song in…