If this is about security of leaking things out, is IBM also ending their open web policy? Otherwise I fail to see the point, anyone could easily just send any

If this is about security of leaking things out, is IBM also ending their open web policy? Otherwise I fail to see the point, anyone could easily just send anything to anywhere over the net. Don't need a USB. Therefore, It seems to me this is about unintentional leaks of information, not intentional.