It was unblocked earlier this year. No reasons were given afaik. But even earlier this year, Yourporn's layers have won appeal in court and got youporn unblocked.
At least wrt searches you can easily send info to, say, AOL, every browser, Y.B included, allows that. (It is interesting for the Russian-speaking auditory to note that Y.Browser doesn't include search engines of other Yandex's competitors on the Russian market - Mail.ru and Rambler, while it has Ask, Bing and whatnot).
It's big, gnarly, essentially undocumented, and contains a bunch of features to support tricky cases like multiseat machines (systems with two or more sets of keyboard, mouse and monitor, each with a different user) that are rarely used but still need to be supported because the API's designed around them. Even the systemd developers don't think a reimplementation is feasible.
Apparently 'Veteran Unix Admins' can't even spell systemd right. It not necessarily correlates with their overall knowledge of systemd, but it's still very strange