comment: The modern continuation.
context: 1. e2e4  1... c7c5  2. g1f3  2... e7e6  3. c2c4  3... b8c6  4. d2d4  4... c5d4  5. f3d4  5... g8f6  6. b1c3  6... f8c5 A line full of chances, especially for blitz. It is an upside-down situation straight from the beginning. Black will be the one ahead in development, and White will have to be careful now.