Companies often have policies which dictate rapid purging of communications and other documents (such as every month). This allows them to escape an Enron style

Companies often have policies which dictate rapid purging of communications and other documents (such as every month). This allows them to escape an Enron style paper shredding fiasco, and in certain industries is very advantageous. Of course, that's not to say this what Atos has in mind, but it's not a new tactic by any means.