Status: Published; very outdated, no updates of content since manyyears.
The date of the PDF file is 01.06.24, 22:53:17. So folks have been at least recompiling the document. If the document is outdated and no longer reflects the reality, the file should be taken offline or prominently marked as outdated, say, on the very first page. As of now, the word “outdated“ doesn't even occur in the English document (or at least not findable in evince).