According to the blog post, "if you’re looking for a new pasta recipe, we’ll show you +1’s from your culinary genius college roommate." From the example, what

According to the blog post, "if you’re looking for a new pasta recipe, we’ll show you +1’s from your culinary genius college roommate." From the example, what you see is "Laura Delaney +1'd this", so at the very least you can evaluate the "+1" based on what you know about Laura. Better still would be if they include Laura's name because she's +1'd (what an awkward phrase) a lot of cooking results, maybe in proportion to links on other topics.