Recent content by disgruntledbot

I know it has been some time, I just got really busy and 2 months later I simply forgot. Anyway, I just encountered this thread in my 'favourites' and I used to mind a little when people just disapeared on me if I helped them without saying thanks (I'm more understanding now :P) -so, thank you.

while a simple concave mirror projection does not?Hi, I'm really not sure where does this question go, but perhaps this is as good a place as any... If not, then I would appreciate a referring to the right place. So, I have encountered this nifty, decades old, illusion created by combining two...