RPM speed on those products

you write bill that the disks inside the WD external boxes is random finally?why the company dont take clearly a position on this?this ‘policy’ is only WD or every company with hard disks production  use this abnormal incredible way for the clients?you say like this : "  buy 7200,take random,if you are lucky,you have 7200… we can be sure only for the capacity…

Tragic situation  man… ! lets me ask something more…the global market knows anything about this?