>>2052797That's comfort, not mechanical efficiency in power transfer. It helps you not overwork stabilizers and keeps your form better longer. That's not a direct mechanical efficiency boost, it's just an effect of staying comfortable. Literally the same thing as lineman shanks or not having an uncomfortable saddle. Also, I rode ~42 mi today.
>>2052795Keto is just the atkins diet. It was a fad back then, and it's still a fad now with the new branding. I'm sorry you bought into the con, but that's your own fault.