FUTO was the joke naming we’d use for files in an old job as there was this one guy who’s files were always “FileName-Final” or “FileName-Final2” or “FileName-UseThisOne”. So FUTO (Final Use This One) became the name for the most up to date versions

I don’t think the GMT time zone ever changes. Some countries going in and out of GMT but the GMT hour never changes forwards or backwards