After 9 years bemoaning Taiwanese ways of doing things, the boot is on the other foot.
Why can't I pay bills or buy beer in 7-11 at 3a.m. using an Oyster Card? Sunday trading? Isn't Sunday the day you have time to go to the shops? What is a mobile phone blackspot, anyway? Download limits? The London Underground is so poky. And the bureaucracy - "that'll take 7-10 days to process, sir!"
I was warned by a fellow returnee not to go on about how much more convenient, modern, better things were out there. It's easy to become a bore - the retired colonel who served in Bongobongoland, sitting at the end of the bar, always with a story to tell.
It is nice to have milk delivered to the door though. And at least decent beer and cheese are more affordable here.