What does measuring something make possible? What does it make impossible? Ah, the ease of trotting out the Heisenberg uncertainty principle for all sorts of non-quantum physics applications
xkcd - A Webcomic
 Jan 20, 2009, updated Mar 31, 2025 
 What does measuring something make possible? What does it make impossible? Ah, the ease of trotting out the Heisenberg uncertainty principle for all sorts of non-quantum physics applications
xkcd - A Webcomic