That's pretty cute. `chattr +i' can be pretty handy for preventing misbehaving tools which must run as root from mangling your precious files. Also for messing with people on multi-user boxes :)
As a tiny issue, in the 3rd snippet, '/home/user/shoe/little-rock' should be left-shoe, no?
As a tiny issue, in the 3rd snippet, '/home/user/shoe/little-rock' should be left-shoe, no?