Thanks to Anderson da Silva for this submission, who has this to add:
I just saw this on the internet and had the urge to come here and share it.
I know Pi is always around but I really never though it would be useful when paying a bill.
Well, what a nice surprise.P.S. As I said, I saw this on the internet. If you know the source, please feel free to spread the gospel
Ah, at last someone does this trick and actually pays 15% or better.