Happy Birthday, U.S. Patent #293545!
Today is the 125th anniversary of the patent granted to Lewis Edson Waterman for his capillary feed for fountain pens, which turned fountain pens from a gimmicky novelty used by only a few into the true replacement for the steel pen and the quill.
http://www.invent.org/hall_of_fame/308.html
that explains
Your pen obsession. Keep using ’em. You’re doing great work.