Outbreaks of Hatch Scratch Fever are now being reported. This inevitability happens every spring and seem to last primarily through the Summer months. Symptoms are shrugging of shoulders and facial cringe when sliding the companionway sliding hatch on various Catalina Sailboats made prior to 1995. This can be quite insidious as it affects crew members and dock neighbors almost as seriously. There is a cure and 150 case studies so far have shown treatment has shown to have 99% efficacy.
https://youtu.be/1AOsPGluaDs
https://youtu.be/1AOsPGluaDs