Ep.69 - Tonal vs. Isokinetic: Why We Refuse to Use Digital Weights

Part two with Jim Keen is all about the “digital weights” machines like Tonal that are everywhere right now. Jim explains why companies spend millions mimicking a barbell on a screen—and why that whole approach is fundamentally limited. The big takeaway: anytime you can select the resistance, it can’t match your real strength. It’s the clearest case yet for why we’re all in on isokinetics.