Paris jazz. The two simple words evoke the phantom of Gitane-infused bars in the 1930s. A decade earlier this American art form had crossed the Atlantic with African American artists like Josephine Baker, Sidney Bechet and Arthur Briggs, but the French quickly embraced the sound and made it their own. At the very forefront of the Paris jazz scene was Django Reinhardt, a gypsy guitarist whose sound is still popular today and can be heard in films like The Matrix, Chocolat or...