Of that list I've had #2 and #3, but prefer milk, any percent.
#6 & #7 sound interesting!
The Olympics threaten South Korea's coffee culture. The government overdeveloped coffee shops in anticipation of Olympic visitors. Now, many are shutting down their shops because of too much competition. Here's a video about it:
[video]http://www.cbc.ca/player/play/1160159811687[/video]