More dynamics. White reinforces the e5-pawn and creates new opportunities on the kingside.
Desperation, but 8 Bd4 was coming up with a complete restriction of Black's counterplay.
9...bxc6 10.Bxc6 Nf2+ 11.Kg2 Qxd4 12.Qxd4 Rxd4 13.Bxe8 Ne4 14.e6! Rd2+ 15.Kf3
Exploiting the exposed position of the queen on e2 in order to break through in the center.
3...Ba3 4.Rc2 Rxc3! 5.Rxc3 Nxd5 6.Rcd3 Nc5 7.f4 Nxd3 8.Rxd3 Bc5 9.Bxd5 Bxd5 10.Nf5