A "film and television" critic and writer I much admire, John Kenneth Muir, some weeks ago posted a blog piece looking at his home office. I was impressed by his large collection of film/tv toys, models, and dolls. I felt insecure as my abode is pretty spartan, at least there's not much in the way of 'geek' elements to reveal too much about my youth.
Recently, while polishing my computer desk, I looked down and noticed bits I'd long blanked-out. One gets used to his or her surroundings and fails to notice what 'signifiers' there are; over and above the layer of dust....
For those readers who may not be familiar with the above photo's captured items, from left to right: U.S.S. Enterprise (from Star Trek); Eric Cartman (South Park), Thunderbird 1 (Thunderbirds).
Postscript: I've not seen South Park in years, but I've long wondered if the German translation of South Park's resident kid-grump is "Erich Cartmann".