[gojomo]

You're assuming your conclusion ("want five timezones"), and calling the alternative 'dumb' and 'incredibly dumb' isn't much of a reasoned justification.

Why is adjusting the clock numbers better than adjusting local practices?

Why does a single time work well for China... and the US armed forces globally?

Shouldn't we be optimizing for long-distance collaboration, now that we have the telecom technology to do so?