The secret is, you don't have to not write and/or delete everything indiscriminately. The second thing is: companies do not only try to avoid existential threa

The secret is, you don't have to not write and/or delete everything indiscriminately. The second thing is: companies do not only try to avoid existential threats; they also attempt to have economical approaches. If anything needs to be maintained, there is the potential, if it is crappy, to make maintenance costly.