Last year, horror fans took part in the genre rumpus of Drew Goddard’s masterful The Cabin in the Woods, a movie that by design reminds us why we love horror in the first place. This year, We Are What We Are teaches a variation on the same lesson: it’s the sort of horror film that rewards the diligence and patience that comes part and parcel with true horror fandom. Dig through the mounds of garbage that comprise an average year’s release slate of cinematic skeletons, spirits, and haunts, and you’ll generally be rewarded with priceless gems for your troubles (though there’s a question as to whether it’s worth suffering through…