A couple of years ago, Dan Hartman could easily sum up his disdain for social media such as Twitter in less than 140 characters: Absolutely no use whatsoever.These days, Hartman, public works director for Golden, Colo., is tweeting a different tune as he enlists social media to help his department defuse community controversies, quickly notify residents about water main breaks and other emergencies, and allow citizens to help with asset management and initiate repair orders.No one is more surprised about it than Hartman, who once thought social media was nothing but a bother — just one more thing to keep
