Note that the plausible 2.c4 e5 3.dxe5?! dxe5 4.Qxd8+ Kxd8 scores less than 50% for White.
A significant observation in this context is that the most probable 2.c4 e5 3.dxe5?! dxe5 4.Qxd8+ Kxd8 achieves a victory rate below 50% for White.