From my New York Times story:

Moments are having a moment in advertising. Or at least a micromoment.

As people flit from app to app online, they have little patience for any interruption, especially a banner ad or, heaven forbid, a 30-second commercial. Moments, whether they come during a 10-second Snapchat video or Twitter’s new collection of real-time news bites — called, fittingly enough, Moments — increasingly are all companies have to market against.

Companies that buy and sell online advertising are taking aim at these fleeting instances. They are hoping that targeting people based on what they are doing on their mobile devices at a particular time might make them more receptive to the message.

Last fall, for instance, the spirits company Campari America targeted liquor consumers aged 21 to 34 while they were in neighborhoods with lots of bars and restaurants. Using Kiip, a San Francisco firm that places ads in mobile apps, Campari offered consumers $5 off from the ride-sharing service Lyft when, say, they checked a score on an app while at a sports bar. More than 20 percent redeemed the offer, a high rate for digital ads.

“The attention span of consumers today is, what, eight seconds?” said Umberto Luchini, Campari America’s vice president for marketing. “You get one shot.”

And an ever more brief one at that. …

Read the rest of the story.