How fast is your broadband? M-Lab, a partnership between the New America Foundation and Google meant to measure Internet connections, has given Google two years worth of actual broadband connection data, as measured by users. That’s more than 300TB of data, which Google has imported into its Public Data Explorer for easy viewing and analysis. The results are remarkable.

Measuring Internet access has been tricky for years. Sascha Meinrath of the New America Foundation told Ars back in 2009, when M-Lab