You can tell by the shadow movements each day that goes by. Should give you some perspective to how long this took.
I only wonder just how he managed not to get busted for public graffiti for so long.

None.

Centreri
NudeRaider -- ihjel
Symmetry -- I just pasted what google ai told me to try to form a feedback loop
NudeRaider -- UndeadStar
IlyaSnopchenko