[Trevor]

On 11/11/2016 11:44 AM, Mike Rivers wrote:
I could make the argument that either approach (using the MIDI In on the
interface or another USB port direct from the keyboard) could be better.
If there's a difference at all, it would be dependent on the particular
computer, and maybe how the interface's driver handles MIDI.

Bingo. The best person to decide which works better, if there is any
difference at all, is the OP. He can soon see if there are any driver
issues, or anything else to worry about. Not us.

Trevor.