Indeed ... which is why I wrote..."It certainly is a finely narrow problem when trying to work out the difference".... The Met I tend to go along with... and it was the applied information I gleaned along with the picture....I see no problem regurgitating that as to miss it out rather defeats the object and since we are Forum ....and bearing in mind the proviso presented by Oliver ...I think it is reasonable to go along with...I mean not that there is anything wrong with having a go at these big organizations.. Blah!! Met...Who are they??
Meanwhile this is another excellent thread...great picture too!