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He sent a useless mini-sub to the trapped Thai children and pledged clean water for Flint residents. Here’s how you get him to empty his deep pocketsThe story goes that, during the 1960s space race, Nasa threw millions of dollars at developing pens that would work in zero gravity, while their Soviet counterparts just used a pencil. A delicious tale of bureaucracy gone wild, and one too irresistible for your aunt not to share on her Facebook wall eight years ago.Sadly, it was, indeed, just