15 years without reinstalling on this particular box.
$ head -n 1 /var/log/pacman.log
[2011-07-07 11:19] installed filesystem (2011.04-1)
Two more years and I’ll be celebrating the “20 years of Arch” anniversary.
However, I haven’t touched my favicon longer than that, lol:
$ l movq.de/favicon.ico
─rw─r──r── void users 2011-01-08 198 │ movq.de/favicon.ico