It is a justifiably angry book but she is not entirely unsympathetic to the idea of HS2 which she thinks at root is not a bad idea. Gimson is no rail buff but her connection with HS2 is relevant. Gimson is no rail buff but her connection with HS2 is relevant. The bat tunnel says it all – someone should simply have said we are not spending this crazy amount on the possible risk to bats. HS2 is too big to fail, but it is also too expensive to continue in its present form.