Watch app that, instead of displaying the current time, displays where in the world it's 5 o'clock, with an appropriately themed drink choice: 5pm in Moscow? Have a Moscow Mule. 5pm in Tokyo? Sake bomb.
Dan suggested generalizing this to other times of day ("3pm in the UK? Tea time!"), and all days ("At 3pm XX years ago, Nixon died"), or abandon days altogether -- this starts to get into "random Wikipedia article of the day", which may be another good watch app...?
Watch app that, instead of displaying the current time, displays where in the world it's 5 o'clock, with an appropriately themed drink choice: 5pm in Moscow? Have a Moscow Mule. 5pm in Tokyo? Sake bomb.
Dan suggested generalizing this to other times of day ("3pm in the UK? Tea time!"), and all days ("At 3pm XX years ago, Nixon died"), or abandon days altogether -- this starts to get into "random Wikipedia article of the day", which may be another good watch app...?