world difficulty doesn't affect wave nor does hitchhiker trait its just very rare and not gaurenteed to bring you to the island and hitchhiker actually doesn't reduce bad encounters rather it doubles your chance of a neutral encounter
Goodness Gracious... This feels like astronomy, waiting for the stars to align, kind of like a Full Moon for once a month.
It's been 30 days in-game, waiting on a stake out with so much Patrols, Bandits, Goblins, Refugees, and Abandoned Carts. 😅