"How do you introduce a mainframe to the world of modern IT? According to IBM, you run Linux on it.
"Big Blue says the open source OS, first offered on zSeries mainframes in 2000, now accounts for approximately 17 percent of IBM's mainframe revenue and 22 percent of hardware capacity shipped to customers. At the end of 2003, IBM had close to 300 customers running Linux in production environments and more than 1,000 customers in some stage of deployment..."
