Come on Mick, you've made your point and we are agreeing so far.
Yes in the interest of the Z world your post is beneficial.
Rules are there for a reason as Chesterfield pointed out. This is a good case for a rule to be changed though.
Heard they are OK but they don't have any fixing holes so could be a pain in the ar$e to fit.
Somebody did buy from them but sent it back, no quibbles.