i think there's a bug: it doesn't matter how much stuff I've bought with bitcoin over the past few months, my fiat-denominated balance never goes down. only up.
Discussion
This 1 sq.in. piece of paper went all the way to ~$10m. Way to go.
https://en.m.wikipedia.org/wiki/Mauritius_%22Post_Office%22_stamps
Oh noes why did you spend Bitcoin knowing it was going to go up.