SVG Fallback system.
http://benhowdle.im/svgeezy/
JavaScript Libraries and Functions · Compatibility
Get access to data on 10,963 websites that are SVGeezy Customers. We know of 3,813 live websites using SVGeezy and an additional 7,150 sites that used SVGeezy historically and 1,557 websites in the United States.
Get a list of 10,963 websites using SVGeezy which includes location information, hosting data, contact details, 9,485 currently live websites which includes 5,672 domains that redirect to sites in the list. 7,150 sites that used this technology previously and 1,557 websites in the United States currently using SVGeezy.