Helper functions, PIMPL, that's all fine - the declaration and function body of the template is still defined in the .hpp. Whether all of the body of the templa

Helper functions, PIMPL, that's all fine - the declaration and function body of the template is still defined in the .hpp. Whether all of the body of the template is also defined there was not my concern in asking. Thanks for your comment. I will have to dig in to modules in due course.