Dead Instagram link

[josephcsible]

hyperrogue/rogueviz/playing-with-impossibility.cpp

Line 1160 in 5bebe22

slide_url(mode, 'i', "Instagram link", "https://www.instagram.com/p/B756GCynErw/");

That just says "Sorry, this page isn't available. The link you followed may be broken, or the page may have been removed."