Another of the little things that upped my landing rate when I made a New Years Resolution to myself to no longer lose fish to thrift or laziness.
I remember two big tarpon I lost for being lazy in the last two years. One was for a hook that I knew was too dull, the other for a knot I was too lazy to cinch up with pliers and the hook ring on my buddies boat. Both were at the end of a slow day with little action.
If I get a knot tight enough where the kink won't straighten fully, I cut it out if it's within 4 feet of the fly or so (unless it's at the end of a slow day when I'm tired, lazy and no longer optimistic