Cisco announced this morning it has purchased private cloud — and OpenStack — specialist Piston Cloud Computing. The acquisition comes on the heels of its Metacloud purchase last Fall,
<a target="_blank" href="http://bluebox.net">Blue Box</a> has raised $3.5 million for its <a target="_blank" href="http://openstack.org">OpenStack</a>-infused cloud and hosting service designed for co