More LN2 Stuff (with hey-hey-hey-it-hurts-me) Michael Krakovskiy · Posted on July 28, 2003October 12, 2008 Ok, remember, when working with LN2 do not wear open-toed shoes. Otherwise there is a high probability of you having to perform LN2 ballet. is pretty good. would probably also enjoy this post. Sunday’s Foxtrot comic is about LN2 icecream.