HIFREQ TRADE 2011 will be the second annual event dedicated to practitioners and professionals who are exhilarated by the challenge of speed, ready to face the dangers of bleeding edge technology, yet sufficiently serious and sober to manage the financial risks in a trading world that knows no boundaries in terms of volume, scope or complexity. HFT has come of age. The first annual event was held on February 24th in London's Marriott Hotel, and the event showed the crucial importance of the topic that attracted close to 200 attendees