Love it Pete. Fond memories of fussy striperz shlurping a static mesh crab one fine season.
But patience is indeed required. One tiny twithc and then let her sit for - oooohhh - maybe a minute or two. Just when you can't bear to wait a second longer the line shoots forward an inch and its game on
Good idea to carry long nose pliers or hemostats as they do like to suck em back into the crushers which can make extraction with ordinary digits diphicult.