A 51% attack, like you're saying, only needs more than half of the hashing power and that's it, and the whole thing is blown. But then again, all you need is 51

A 51% attack, like you're saying, only needs more than half of the hashing power and that's it, and the whole thing is blown. But then again, all you need is 51% more weapons than your enemy and you can probably beat them too.