We have a mix of pedal layouts on different products, but I personally find it really unnatural to push forward to go backwards. I just does not feel right to me.
It's really unnatural to me to have your hydrostatic pedals and brakes on the same side so you cannot feather into a ditch or comfortable use the breaks to turn. It would be like having the breaks and clutch on the same side of the tractor... but hey, to each their own