Cryptanalysis of the Enigma immense problem and it gave a great deal of trouble. Work on a high speed machine had been started by Wynn-Williams of the TRE late in 1941 and some nine months later Harold Keen of BTM started work independently. Early in 1942, Bletchley Park were a long way from possessing a high speed machine of any sort. Eventually, after a long period of being unable to decipher U-boat messages, a source of cribs was found. This was the Kurzsignale (short signals), a code which the German navy used to minimize the duration of transmissions, thereby reducing the risk of being
Cracking The Code five-page feature on Petit following the album's release and described Petit as "another Jack White at work". Lead single ""Holla"" circulated on BBC Radio 2, including plays on The Paul Jones show, The Bob Harris show and Gideon Coe. ""Holla"" also appeared on the compilation disc ""The Black Keys and Friends"" for the June 2014 issue of MOJO magazine. MOJO Editor in Chief Phil Alexander played "Cracking The Code" on his own syndicated MOJO Rocks Radio Show, naming it album of the week and playing most of the album over a two-month period. Follow up single ""My Friend Bob"" also