I agree if VO2 is going to be stated as one of the highest measured there should be more information Taking the given 2k time of 5 36 plus his bio says he s 97 kg and plugging it into the C2 VO2 max calculator it comes up with 75 10 A world class number but not near the 90 s the XC skiiers hit That page states that it s accurate to 1 5 but this is for someone at the limits C2 VO2