Spoiler alert: There is no Easter Bunny. Sorry, kids. That's a fiction promoted by candy companies to sell lots of chocolate every spring. Don't get me wrong, I'm a big fan of chocolate bunnies, particularly those that aren't hollow. But it's still fiction. Here's another fiction: the "blend wall." Like the Easter Bunny, the blend wall mystique has been perpetuated by an economic incentive—oil companies that want to mislead consumers about the potential of biofuels and the Renewable Fuels Standard.
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