> because Google will know Yes! Why have a single, standard system known as timezones when each and every calendaring app can have their own "not a timezone"

> because Google will know Yes! Why have a single, standard system known as timezones when each and every calendaring app can have their own "not a timezone" timezone mappings. That way Apple, Google and Microsoft can have three incompatible mappings between UTC and local time.... er.... accepted local customs. It will be great!