Last year video of Greek protests turning violent was enough to force Waddell & Reed to sell several thousand ES contracts which crashed the market. Will this year's catalyst be Spain (which may just be too big for the CDO known as the EFSF to bail out)? While the gatherings in Spain have been getting bigger (and judging by this live feed, the one tonight is the biggest yet), they have so far been peaceful. Yet with 21% unemployment, and according to some over half of youth without a job, just how long until someone decides to send a flaming Molotov cocktail at the riot police? Watch a live webcast from Spain below.