Original sentence: A common thread throughout what critics perceive as cyber-terror-hype is that of non-falsifiability; that is, when the predicted disasters fail to occur, it only goes to show how lucky we've been so far, rather than impugning the theory.Authors such as Winn Schwartau and John Arquilla are reported to have had considerable financial success selling books which described what were purported to be plausible scenarios of cyber-mayhem.Many critics claim that these books were unrealistic in their assessments of whether the attacks described (such as nuclear meltdowns and chemical plant explosions) were possible
Edited sentence: A common thread throughout what is perceived as cyber-terror-hype is that of non-falsifiability; that is, when the predicted disasters fail to occur, it only goes to show how lucky we've been so far, rather than impugning the theory.Authors such as Winn Schwartau and John Arquilla achieved considerable success hawking allegedly non-fictional tracts of scary scenarios of cyber-mayhem.Generally, these books were untroubled by actual research into whether the attacks described (such as nuclear meltdowns and chemical plant explosions) are possible