You think you know it, a row of Indian restaurants, the Truman Brewery, hip boutiques and graffitti. But you don't know Brick Lane, fully until you've had a proper tour of this rich and fascinating part of east London. Enter the new Brick Lane walk by Soundmap, a high quality downloadable audio tour by the team who made the Sweeney Todd walk earlier this year. Narrated by novellist and former Brick Lane local Tarquin......