Which reminds me of this helpful website for those of you who have difficulty with its and it's: Its and It's.
Of course, Jack Kerouac would eschew today's celebration, as he threw punctuation to the wind. Truth be told, however, he did it consciously and very well knew how to write correctly. He just chose not to. There's a big difference between deliberately stretching the rules and doing it out of ignorance.
and the almost right word is the difference
between lightning and the lightning bug."