No WSO brevet for Sir Simon Bryant - thank goodness!
Furthermore, in answer to the Apprenticeship 3 years question.
A. It's impossible to compare as Flying Trg for commissioned aircrew has many stages and is not a straight through course - in my time 5 months Initial Officer Trg, 19 months Basic Nav Trg, 6 months TWU and 6 months FJ OCU = roughly 3 years with the odd 1-2 week "hold" on top.