My plane banner company gets business by flying around with a banner showing a <div> tag, waiting for a web developer to get frustrated enough to order a matching </div>.

"Background Apps", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License

Alt Text

My plane banner company gets business by flying around with a banner showing a

tag, waiting for a web developer to get frustrated enough to order a matching
.