Abortt: LHS to CX RHS was in the past a common entry point to CX. Quite the norm in fact. Speaking from experience from both sides of the fence, the trainers to a man appreciate your previous expertise. However, it does pay to realise that it is CX's train set - it is normal human courtesy to recognise this and get along with learning the idiosyncracies of the CX way.
If you keep an open mind you'll enjoy it. Just do it!
jtr: Assertions of Hitler Youth etc reflect a need to get out more IMHO - your posts are generally of a much better technical quality!
