when i first invited blake schull in 2016, i had doubts about his ability to build a super sonic airlinerter all, his previous job was at groupon and he thought he could build a 21st century concord. i talked to those in the know and he said he could do it because he assembled a dream team. so at the end of a 2016 segment i'm about to show you, i said to blake, come back when you have an actual airplane. >> blake schull come back when you have an airplane. i believe in you. goodness knows, elon musk did it and so many others. blake is black. i'm guessing the fact you're here almost exactly four years later, you built an airplane. >> we did. the xb 1. in 2016 we unveiled it in mockup form and today it's a real airplane. >> it hasn't flown yet, though, right? you will fly it later? >> we'll fly it next year. the rollout we had marks the hand off from building the aircraft to testing the aircraft. we have 36 ground tests planned, taxi tests and then next year we'll put the trhrottle forward >> this is not a full sized airliner. this is a smaller model? >> if you think back to concord's devel