If at first you don't succeed, keep on sucking until you suck seed.
I went to my trainer. Who has moved. Right up the road from the good beer store. So now I stop there on the way home from the trainer. Which is efficient, but perhaps athletically ... suboptimal.
Question answered about the O2s waking up with better amplification. Toe, "Our Next Movement", Japanese drum extravaganza. 707t = flop, flap, fail. WES = boom, bam, booyah!
No going back.