This isn’t your father’s Summer League. It might not even be your older brother’s. Ten years ago, the Summer League courtside seats were a few veteran teammates coming to watch the young guys, some family members, and boxer Floyd “Money” Mayweather with his entourage. Now, it’s a standing-room only event that feels like New York’s famous Rucker Park in the 1970s. A who’s who of NBA royalty watching, while the best young talent in the game tries to put on a highlight show. And if this draft class