A black person that knows how to do engineering should make my version of this, hopefully I didn't give it away already...

[Somebodysunclephil]

I always get advertised this machine but is missing one crucial thing. The part for cardio, we need to walk/run so if someone could make this then when you detach the tension bar or parts. Turn it long ways then would be a treadmill. Thus you have your strength resistance and your cardio.