The original message in which the smiley was invented had been lost until September 10, 2002 the original post made by Scott Fahlman on CMU CS general board was retrieved by Jeff Baird from an October 1982 backup tape of the spice vax (cmu-750x). Here is Scott’s original post: 19-Sep-82
The longest word could be “subdermatoglyphic” – it’s not in any dictionaries but it’s in dermatology journals. Dermatoglyphics, misconjugatedly, and uncopyrightable, each fifteen letters long, are the longest English words in which no letter appears more than once. Fourteen letter words with this property are ambidextrously, benzhydroxamic, hydromagnetics, hydropneumatic, pseudomythical,
The longest English word typeable using only the top row of letters has 11 letters: rupturewort. Similar words with 10 letters include: pepperwort, perpetuity, proprietor, requietory, repertoire, pourriture and typewriter. The word teetertotter (used in North American English) is longer at 12 letters, although it is usually spelled with a
According to research at Cambridge University, it doesn’t matter in what order the letters in a word are, the only important thing is that the first and last letter be at the right place. The rest can be a total mess and you can still read it without a problem.