The case study: https://journals.physiology.org/doi/full/10.1152/japplphysiol.00698.2023
Also, if you happen to be nearish to a body of water, it turns out there's specialized machine for this type of training, it's called a row boat. As for me, I'm showing up tomorrow with my rowboat at the lap swimming pool. LoL
Would love to know the length of commute that this is working from, which seems to have been omitted in this video. Granted I was done at the 1/2 point. Short attention span.