Life imitates marketing. This ad played on CNN last night, right in between segments on airport security. A lemon-lime refresher to accompany an irony sandwich. Click to watch.Someday, children will look back on this ad with awe and ask, “Was there really a time when you could take liquids into airports?”

The ad is about six months old. I’m not saying that PepsiCo was in cahoots with the suspected terrorists apprehended in London yesterday, but it sure makes you wonder…