<https://forums.FreeBSD.org/threads/why-are-usr-and-var-not-in-a-boot-environment.59844/>
<http://schema.org/image>
<https://forums.FreeBSD.org/data/avatars/l/48/48458.jpg?1453497141>
<https://forums.freebsd.org/threads/why-are-usr-and-var-not-in-a-boot-environment.59844/#post-343694>