Gamers get their own T-shirts. Football aficionados get fake jerseys. Even Star Wars and Doctor Who fans can choose from a plethora of geeky threads to shine the light on their once secret obsessions.
Why shouldn't logophiles have the same options?
Logophilius Store at Spreadshirt. Right now I have only two designs to choose from, but that will certainly expand in the future, especially if people like you get a kick out of them.