* timezone are ignored when the $time parameter either is a UNIX timestamp
* (e.g. @946684800) or specifies a timezone
* (e.g. 2010-01-28T15:00:00+02:00).
* timezone are ignored when the $time parameter either is a UNIX timestamp
* (e.g. @946684800) or specifies a timezone
* (e.g. 2010-01-28T15:00:00+02:00).