By Doug Samuels Fresh off Brent Key’s first win as the interim head coach at Georgia Tech, he’s issuing a warning of sorts for his team. Georgia Tech interim head coach Brent Key is coming off a nice win over defending ACC champion Pitt last weekend in his head coaching debut, but he and the Georgia Tech staff won’t be found giving pats on the back for a job well done this week. View the original article to see embedded media. At his presser earlier this week, Key dropped a great one liner that perfectly sums up their focus heading into a week where they will face a Duke squad that comes in at…