If you’ve been online any time in the past decade you’ve seen them: ads that claim to have a weird trick that helps you to do something.Someone figured out that weird, odd, unusual, unexpected and unorthodox tricks grab our attention, and marketers have run with it. The “something” is often as weird as the trick, but someone must be clicking these things because as Slate‘s Alex Kaufman points out, they’re popular enough to have spawned their own advertising genre.