Which celebrity entrepreneur personally designed a revolutionary point-of-sale payment system for their business before it became an industry standard?

Many celebrities have ventured into product design and entrepreneurship, creating their own brands and product lines. Some have built billion-dollar empires while others have seen their ventures quickly fade into obscurity. This poll tests your knowledge about the fascinating world of celebrity product design and business ventures. Can you separate the wildly successful celebrity entrepreneurs from those whose products failed to gain traction?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Jessica Alba with The Honest Company's in-store payment terminals
Jack Dorsey who co-founded Square (now Block) and designed the original Square Reader
Kylie Jenner with Kylie Cosmetics' custom checkout system
Dr. Dre with Beats Electronics' retail payment platform