When I heard the term "trap", I immediately thought of XKCD's Nerd Sniping[1]

These are more like a beacon or a "dog whistle" (though that word has taken on a new meaning).

Attracting like minded people is best done by ignoring your self critic and putting your self out there - a curated interesting personality is not something you can produce by trying hard.

[1] - https://xkcd.com/356/

[2] - https://xkcd.com/214/