The Impossibility of Colonising the Galaxy

Science fiction writer Charlie Stross has written an excellent and comprehensive explanation of why, thousands of SF books, movies, and games notwithstanding, human colonisation of other star systems is impossible. Although interstellar colonisation seems common-sensical to many, Charlie makes a clear-headed and unarguable case, so far as I can see, that it ain’t gonna happen without a magic wand or two