YOU can use dyneema as long as YOU like. My cost for dyneema to splice new jack lines is about $150. As a delivery guy, my ass and those of most of my deck hands is worth more than that...
Keep in mind I custom splice jacklines for the boat I am delivering. When I move a catamaran, there...
One of my SOPs on a delivery is to splice up 3/16" or 1/4" dyneema Jack lines. I use them for about 3 weeks at sea and toss them. A tad pricey, but I know the jack line will not fail. With a transAt scheduled for next week I went to my local WM to buy 200'.
WEST MARINE HAS NO [email protected]#$ DYNEEMA...