So folks, it’s that time again!  Be sure to be at Nomad Lounge, this Thursday from 5:30 on for the next Omaha Tweetup! Sponsored this month by Big Omaha! WHERENomad Lounge (11th & Jones St., just south of the Old Market) WHENThursday, April 9th @ 5:30pm Spread the word to Twitter users afar, and if…