1) Buy bitcoins from Mtgox @ $9.60
2) Buy Amazon gift cards using above bitcoins on spendbitcoins.com @ $10.24
3)
4) Profit!!
Merchants accepting bitcoins at weighted average prices should theoretically prevent BTC value from dropping too much in a single day. Thoughts? Would you do this? It's definitely a no-brainer if you want to buy something from Amazon today.