London looks nowhere near as good as it does in photos
It's also worthless to live there unless you're super rich
London is gorgeous, and living here is amazing. If you know where to go, it is affordable. Still more expensive than average, but I'm doing it as a student and still living really well
The same reason Europeans undermine the many great areas in the US with great architecture. They just can't compare to other real skyscraper cities in the World.