Well that’s more a case of there being more than one authority who claims to be the source of truth for answering the question ‘what is the time zone offset in

Well that’s more a case of there being more than one authority who claims to be the source of truth for answering the question ‘what is the time zone offset in that location at this point in time’… International disputes make it difficult to answer a lot of questions about specific locations without making choices about which authorities you’re willing to respect.