"TIL that in 1973, two brothers, an 18-year-old and a 10-year-old stayed in Tom Sawyer's River at Disneyland past closing time. When they tried to swim to leave, the older brother carried his younger brother, who didn't know how to swim, on his back and drowned. The younger survived."
#31 Sounds like the parasite is only related to roads. So you are safe if you don't go outside or participate in traffic.