The contract specifically states that if I want to enact a buyback, I can, at the highest traded price on GLBSE over the last 15 days. The highest traded price on GLBSE over the last 15 days was 0.
Giga, please don't write crazy stuff like this. It doesn't help. Please, just do the right thing.
I personally think that bringing a lawyer into this was the wrong thing to do because it replaced a big mess with a big-but-not-quite-as-big mess. But here we are.