"Who are these Limelight guys, anyway? They are a
Tempe, Arizona-based company which operates a global network of
fiber-optic interconnected datacenters. Their backbone is capable
of 2 Terabits (Tbps) per second of sustained data transfers and
they globally replicate approximately 5 Petabytes of data on their
storage network, which utilize a mix of proprietary vendor SAN
replication technology such as EMC SRDF and Open Source-based
technology developed by Limelight itself."