The beginning of this week was something of a broadband fest for the US president Barack Obama, pledging another $100 million for spectrum sharing research, and promising that Federal departments will join a single approach to working with broadband suppliers, which will take in the Departments of Agriculture, Commerce, Defense, Interior, Transportation, Veterans Affairs and the Postal Service. He says this will make broadband construction along Federal roadways and properties up to 90% cheaper. The President also launched a new program that promises to bring 100 Mbps broadband to virtually every US student, and will also coerce government agencies to increase their collaboration and data-sharing with the private sector. Obama launched these programs with a glowing a four year retrospective…