There have been a number of 'adjustments; in the healthcare world about what to consider 'good health' et al. This is likely an artifact of this. Particularly when the differential can be identified by national borders.

People, this is 2013 and this is pretty much off-the-shelf tech. Building the system (an HPC) in an air handler was cheaper than retrofitting the existing data center. We have a 24k core Intel box sitting on a slab. Running in 8 months from Request for Proposal. 95% of the cores in use on Friday, we were running 1.04 PUE at ~85 degrees F ambient. While this is a largish system, they are readily available smaller and 2x larger.