We're always saying it on Mumsnet when folk spunk thousands on a car or a bag and if anyone's slightly critical we always point out that it boosts the economy and is there any chance they're 'jealous' etc etc
Well I've reached my limit of saying spend your money how you like and I am feeling disgusted and critical of a UAE wealthy Arab family spending 50 million quid on a cake. 
I think that's grotesque and obscene. Really, really so.