This is very stupid, imho, because it works just as long as people don't know about it. If I'm a "digital criminal", tomorrow I'll simply bring an empty laptop

This is very stupid, imho, because it works just as long as people don't know about it. If I'm a "digital criminal", tomorrow I'll simply bring an empty laptop or phone and have my backup sent to my destination (or directly from the network). Pointless and annoying.