Why the Entrepreneur Behind Rent the Runway Decided to Launch Her New Company Through Walmart’s Incubator Posted by May 31, 2018 Leave a comment on Why the Entrepreneur Behind Rent the Runway Decided to Launch Her New Company Through Walmart’s Incubator Jetblack, which just emerged out of stealth as the first company to go through Walmart’s Store No. 8 incubator, is a text message-based personal concierge service.