liz: david menlow. we want to hear from you.think we're in a ipo bubble or balloon getting more full with air? send us a message on facebook.com/afterthebell. >>> one of the pioneers in the budget airline industry is back but is the airline industry getting way too crowded with stat ups? we have ceo of new people express. ashley: also called one of the most significant innovations in the online lending business in years. lending tree's founder and ceo will tell us how his company is trying to reinvent the way borrowers shop for money. liz: and it could be a turning point in the 3d printing industry. it is new and potentially huge marketplace for 3d printed products. we'll explain what it is coming up. ♪ we never thought we'd be farming wind out here. it's not just building jobs here, it's helping our community. siemens location here has just received a major order of wind turbines. it puts a huge smile on my face. cause i'm like, 'this is what we do.' the fact that iowa is leading the way in wind energy, i'm so proud, like, it's