Gluster - an open-source storage company - grabs seasoned social-networking executive (Updated to correct an earlier version that said Plaxo was purchased by Cisco) Ben Golub, who sold Plaxo to Comcast for $150-plus million in 2008, has joined Gluster as its chief execuive.Gluster is a provider of open-source storage solutions that seek to lower the costs of storage for unstructured data, such as video and games. The amount of such data is growing by 80% to doubling each year, said Ben, in this interview with me. Yet the cost side is only falling by 20% to 30%. This leaves room for emerging solutions to bring the costs in line.In this interview, Ben talks about how Gluster plans to make money as a provider of "open-source" software and says the company is ...   [ Read more ]