I kicked myself so hard when I realized that OS 3.1 ruined my tethering. I will be frustrated if OS 4.0's tethering comes with additional fees... on top of the

I kicked myself so hard when I realized that OS 3.1 ruined my tethering. I will be frustrated if OS 4.0's tethering comes with additional fees... on top of the fees that I already pay for data. Rate limit me, bandwidth cap me, whatever, but if I'm not using my ~5 gigs a month (of "unlimited data"), please don't make me pay more for the modality by which I choose to consume that data.