There should be more hypothetical posters like that.A poster for every eventuality, ever.
'Whilst you were reading this poster, we were making a poster for the event of you not reading this poster.'
('Whilst you were reading this poster, we were making a poster for the event of you not reading this poster.'
An Eagle in Your Mind,
Fri 9 Mar 2012, 23:04,
archived)
"All posters lie"would be a good one
(
Moon Girl Technologies horrendous beanbag,
Fri 9 Mar 2012, 23:06,
archived)