These suckers are a limited-time-only option, so if you're a fan of the Oreo in general, it's absolutely worth plunking down a few bucks for a package. Or, like .005 bitcoins.
But I'd also buy a Reese's, because mainly this is going to make you crave the real thing.
Lee Bresouler writes about food and drink for Thrillist, and wishes Hershey would send him a case of Reese's. Follow him at @LeeBreslouer because you can't make up a name that good.