Links are imperative, not from any technical standpoint, but because they prevent readers from getting trapped on pages and subsequently dying of starvation. If left on the article, the dead readers will eventually start to smell...
Madness string 5130
My brain caught on to stupid things and connected them to the events and made them into triggers. Mom's perfume. The sound of glass shattering or a door banging open. A song that was playing at the time. Even now I still hate the song but at least it doesn't trigger a flashback anymore. Blood on beige carpet featured prominently in my nightmares.