there are many small companies providing infrastructure; you could even start one yourself. "cloud" is big right now, which means you can set up an ISP and

there are many small companies providing infrastructure; you could even start one yourself. "cloud" is big right now, which means you can set up an ISP and pretty quickly get hype generally reserved for web application companies. That said, you'd probably get more bites hiring yourself out as a consultant. Many, many of the webapp companies do need some networking knowledge, they just don't usually need that full time.