Steve Hill wrote:

I don't understand all the worry of a guillotine or cutter, if you are
flying with a weak link...?? Isn't the idea of the weak link that you can
induce a break in hte even things all go awry..??

Can someone clarify a bit further please...

No, a weak link is to prevent overstressing the glider during the launch.
Here in the Netherlands, a cutter installation is mandatory on a winch.

André