The Slap Chop is a textbook example of an attempt to sell you a device that solves absolutely nothing. If you want to chop stuff, you should chop it with your knife. If for some reason your knife doesn’t chop stuff, you should buy a better knife. The advertisement, however, is a brilliant piece of performance art:
But whatever criticisms you might make of the product, the refrain “stop having a boring tuna, stop having a boring life” is something I can embrace. People shouldn’t eat boring stuff.