I suspect the first... looking at the code it's a "standard" canvas managed via d3js, and the implementation [0] isn't odd [0] http://map.ipviking.com/ipviking

I suspect the first... looking at the code it's a "standard" canvas managed via d3js, and the implementation [0] isn't odd [0] http://map.ipviking.com/ipviking.js http://map.ipviking.com/ipviking.js