I have no idea whether the “T” was omitted accidentally or we have a very clever painter on our hands, but I am sure as heck NOT going to touch that wall. For all we know, there could be some elaborate transduction mechanism that taps directly into your nocireceptors, or perhaps some dude pops out and beats you with a bucket of water.
Anyone brave enough to find out? Watch your self.
(Thanks Tom!)
should be: can’t ouch this