Epic Games have spilled that players will be able to earn experience in Horde mode, a title update is nearing completion that'll add it in.
It was revealed so when some gameplay popped up with earned experience, leading Epic to be grilled on why this was so in Horde mode. There's no time frame for the title update yet.
It was thanks to aexpansion pack preview that the beans got spilled.
Experience earnable in Horde mode, future Gears of War 2 update
22 May 2009 | By Simon Priest