In order to prevent this site from getting out of control, please read/reread the following posts:
Recently there has been a noticeable increase in off-topic comments on puzzle related posts, many of which would better be posted elsewhere, for example on the General Discussion page, or not at all. Please be circumspect when posting a comment. I do not want to limit input to the site but equally I do not want it to be cluttered up with off-topic asides.