You pay five grand for suspension and disc brakes specifically so you can ride down things that'll wreck them.
Fun fact: The sport started in 1970s Marin County with riders racing modified beach cruisers down Mount Tamalpais.
Some species fake other fireflies' glow patterns to lure in blokes and eat them, which is proper dark.
Fun fact: Some female fireflies mimic the flash patterns of other species to lure their males as prey.