I read the book last month, and sent the author a long list of "howlers" and bad editing mistakes in it that, taken as a whole, made it impossible for me to suspend disbelief and get into the plot of his book.
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One of the key problems was that a main subplot revolved around the hatred of the communists felt by a young woman (described as in her mid-20's) because her grandmother was sent to a gulag when the girl was a teenager, despite the fact that the story supposedly took place around 2006 and that the girl's boyfriend at the time her grandmother "disappeared" was killed in action in Chechnya just a few months later.