@xarvos @psykose Huh what the fuck, why is there +0009 from my date(1) and even weirder things going on on GNU side but still +0009
$ echo $TZ Europe/Paris $ date -u -d 1111-11-11T11:11:11+1111 +%FT%T%z 1111-11-11T00:00:11+0000 $ date -d 1111-11-11T11:11:11+1111 +%FT%T%z 1111-11-11T00:00:11+0009 $ date -d 1111-11-11T11:11:11 +%FT%T%z 1111-11-11T11:11:11+0009 $ date -d 1111-11-11T11:11:11Z +%FT%T%z 1111-11-11T11:11:11+0009 $ date -d 1111-11-11T11:11:11+0000 +%FT%T%z 1111-11-11T11:11:11+0009 $ /usr/bin/date -d 1111-11-11T11:11:11+0000 +%FT%T%z 1111-11-11T11:20:32+0009 $ /usr/bin/date -d 1111-11-11T11:11:11+1111 +%FT%T%z 1111-11-11T00:09:32+0009 $ /usr/bin/date -u -d 1111-11-11T11:11:11+1111 +%FT%T%z 1111-11-11T00:00:11+0000