It's a jungle out there in the world of technology start-ups. And businesspeople who want to make sure that their high-tech company is the one still standing will be attending the 2010 Explore Buffalo Niagara Investor and Entrepreneur High-Tech Forum on Thursday, June 24, from 9:30 a.m. to 5 p.m. at the Albright-Knox Art Gallery, 1285 Elmwood Ave., Buffalo.