No.
$ ls -l /
total 2097260
drwxr-xr-x 2 root root 4096 okt 28 11:46 bin
drwxr-xr-x 21 root root 4096 okt 21 10:32 lib
drwxr-xr-x 2 root root 4096 okt 18 20:32 lib64
drwxr-xr-x 2 root root 12288 okt 28 11:46 sbin
You are looking at a proposal. Besides that: we follow Debian and unless they do not set this up we probably will not.
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The link from Terrance is a little bit invalid: Fedora did this from release 17 (= 2012). See https://fedoraproject.org/wiki/Features/UsrMove on this. But Debian, Ubuntu never went for this setup.