The V3 is a strong system, but still far far not enough meticulous in the some spectses.For example visit a File, should have already read, write, great, delete, visit the registration item should also thus.Again interview of for example a certain procedure to Service Control, is to which and what the operations all without detailed hint, so seem to be very low horizontal of protection.Once used other HIPSs before, for example TINY.It of meticulous draw lessons from for the worthy of V3.The top is personal viewpoint and be provided for everyone to make reference to.