It's a pain to install BLAS and the numpy family on a box you don't have root on so I definitely see value in the VM approach. Does being in a VM degrade the pe

It's a pain to install BLAS and the numpy family on a box you don't have root on so I definitely see value in the VM approach. Does being in a VM degrade the performance to the point where this is mainly a teaching tool or is it comparable to a native install?