I concur, I don't have a BA account or didn't until the Jag thread came out; now I do and this weekend (weather permitting) I will be test driving a jag. Why b/c it was in MB not the BA forum. I would never have read this in the BA forum. I don't even know if there is a BA forum.
As far as thresholds, well I don't think that there should be a threshold. If its miles it is miles