IBM Pulse lights up Las Vegas: photos Summary: IBM's annual Pulse conference kicked off in Las Vegas this week, with thousands of delegates from all over the world coming together to work on building smarter infrastructure. By Luke Hopewell | March 2, 2011 -- 01:14 GMT (17:14 PST) Follow @lukehopewell Previous | Next Image 6 of 14 (Credit: Luke Hopewell/ZDNet Australia) Trend Micro held mini security conferences throughout the expo. Topics: IBM, Emerging Tech Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.