Hey, rant time ;)
I did Baw Baw the other week on my Anthem, not because of the gears going up but because of the brakes coming down. That was on that 41C TFB day in late December and yeah, it was still 38C at Baw Baw. Everything else I did on a 39/53 12-25, which I've ridden up Baw Baw on...