Matthew Coller: Justin Jefferson signed up for this moment

EAGAN — Inside the empty practice facility at TCO Performance Center, Justin Jefferson stands in front of a handful of media members in sweatpants, a hoodie and his fuzzy slippers. By Year 5 of these weekly press conferences with Jefferson, we have reached the point where each side knows what’s coming. He will address how he expects the opponents to guard him and the magnitude of the game. He might be asked to comment on some record that he’s approaching or some event that he attended (two weeks ago he was pumped for the Lynx playoff run) and eventually we run out of questions and he goes back to his business.Every so often he might casually drop some trash talk, but he says it so playfully and casually that nobody can turn it into bulletin board material. Also, what exactly are you going to do with that material when he’s always the best player on the field. When he said that he was going to do the Griddy in Lambeau, everybody shrugged because they figured he probably…