How would things be different if Snape had gotten the Elder Wand?

[annemehr]

No: HPFGUIDX 191024

 
> In the story as written, Voldemort concludes with crazy illogic that killing Snape will make him master of the wand. But he had no reason to think that was so, it was contrary to what was known about the wand,  and there is no way Dumbledore could have predicted it.
> 
> Pippin
>


Annemehr:

I don't understand - why is it illogical for LV to think he could become master of the Elder wand by killing Snape, believing as he did that Snape had become its master by killing Dumbledore?  Actually, come to think of it, why didn't he kill Snape for it much earlier?