While you're right that if they had built something with "high utility value", they could have succeeded despite these points, for a pure gimmick that anyone wo

While you're right that if they had built something with "high utility value", they could have succeeded despite these points, for a pure gimmick that anyone would have only bought ought of curiosity, they failed to capitalise on the sales they could have made in the early period of significant media attention they got. Gimmicks like that (tamagotchi, fidget spinner, yoyo) have a limited shelf life. That's kind of the genius of many Kickstarters... Gimmicks that noone would buy after careful consideration can sell a decent number of units at "peak hype".