One pound glitter, that is. To add insult to injury, Rober also built a box of "spray spray", which is programmed to automatically spray after the glitter explosion was triggered.

"No point, you can clear a room with a syringe of these things," Rober said.

For details on how Rober constructed his smelly "glitter bomb," we go to the YouTube video he created the project documentation:

The whole package took about six months to construct and then "test" in the field.

There are some lovely Easter eggs. If anyone had looked carefully, he or she would have noticed the revoked UPS delivery label, addressed to "Harry and Marv," a nod to the perfect pair in "Home Alone."

As it turns out, none of the thieves have paid so close to the attention before they snap the box.

On Monday, Rober added his video documenting the project "Glitter Bomb vs Package Thief" to his YouTube site. From Saturday morning, the video had more than 45 million views.

"It's like a whimsical engineering fuss," Rober told the Washington Post in a telephone interview on Tuesday. "[With all my videos] I try to get people to scrap science and engineering, but this has made a kind of nerve clear."

But earlier he has disputed online criticism that he hired actors and insisted that all the recorded

"I challenge anyone who believes that the packages are not stolen to put a cellophane wrapped HomePod box on the porch and let it Stand there day by day and see how honest people are, "Rober told the post.

The porchpiraate epidemic is real. A study by InsuranceQuotes estimated about 26 million Americans has had a vacation package stolen. With the rise of pilfered packages, there has been an increase in the "doorstep vigilantes", which Posten's Petula Dvorak reported:

There is another guy in Tacoma, Wash. and pirate bait packs.

One District of Columbia. woman tired of having almost $ 1000 worth of packages stolen from her Capitol Hill porch left a pretty amazing gift for her pirates – a box heavy with her two dog pockets.

"It didn't stop them, though" Andrea Hutzler.

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Video: Surveillance cameras are intended to help the home and business owners monitor their property. In the process they capture illegal actions, pranks and silliness. (Allie Caren / The Washington Post)

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