I think it would be cool if we tried and document some of our favorite heroes' personal preferences when it comes to things like music, food, movies, literature, etc.
For example, we know from The Secret of Barry Allen that Barry was a fan of Abbot and Costello.
(I actually just watched that skit for the first time...lol.)
I also remember reading this exchange from Hawk and Dove:
Hawk: Soooo...You dig Nine Inch Nails?
Dove: Puh-leez. Got any Guns 'n' Roses?
Hawk: Those crypto-fascists? Why don't I just play the Horst Wessel song? I got Incredible String Band, Nirvana, Smashing Pumpkins...
Dove: I get it -- you're the last hippie.
Hawk: Ouch! Hey, lady -- I got a work ethic! So what's a nice girl like you doing in the Air Force?
We also know that, at least nowadays, Aquaman (counter-intuitively) likes his Fish & Chips:
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