Normalize to UTC on write vs keep locale-local with Zend_Date for cross-region dates
Goal is to store and display dates for users in multiple regional time zones using Zend Framework 1 Zend_Date with locale-aware parsing and formatting. Zend_Date supports explicit timezone via setTimezone() and locale patterns via PHP Intl, and parsing falls back to Zend_Date::setDefaultTimezone() or php.ini when no timezone is supplied. The component inheri