Rule 34 (novel) revelations by Edward Snowden, Stross announced that there would be no third book in the planned trilogy. ""Halting State" wasn't intended to be predictive when I started writing it in 2006. Trouble is, about the only parts that haven't happened yet are Scottish Independence and the use of actual quantum computers for cracking public key encryption (and there's a big fat question mark over the latter—what else are the NSA up to?)" Rule 34 (novel) Rule 34 is a near-future science fiction novel by Charles Stross. It is a loose sequel to "Halting State", and was released on 5 July
Two-barrier rule Two-barrier rule The two barrier rule is a policy of safety for work on piping carrying high pressure and/or high temperature fluids. It is commonly used by oil companies. The rule simply states that for any work that must be done on a section of piping, which involves breaking containment, there must be at least two barriers separating the fluids from the broken area. The purpose behind specifying two barriers is to ensure redundancy. The risk of a total loss of containment is reduced if there are two independent isolations as it is highly improbable they would both fail at