Left: Jinmao Tower (Grand Hyatt), Right: World Finance Center (Park Hyatt) I think I’m going to start a new category for “posh hotels I’ve stayed in without paying” as this is the second time in 3 months I’ve tasted the 5-star treatment courtesy of others generosity. Frankly I don’t much like hanging around with people who have more money than sense but the experience does deserve documenting for the luscious interior design at the very least. The Park Hyatt Shanghai (as opposed to the Grand Hyatt next door) currently holds the title of the worlds highest hotel, situated near the top of the worlds third highest building – the World Finance Center. Ascending at 16 m/second in the turbo lift you feel your ears popping but this is…