> Timezone-aware and UTC by default This is the main problem with python's builtin datetime module: the default is a kind of "localdate" or "localdatetime", an

> Timezone-aware and UTC by default This is the main problem with python's builtin datetime module: the default is a kind of "localdate" or "localdatetime", and when you add a timezone it becomes an instant. It's a bad idea to conflate such two concepts. OTOH arrow seems to think that "one size fits all". Which is bad as well :-/ I think joda time / java time design is good!