Generally, I don't add tailweight to a metal lip. But I have added a 1/4 " tailweight to a pikie style. Got a little more distance, went deeper faster, and slowed the wiggle, got a more snaky swim.
He that would make his own liberty secure, must guard even his enemy from oppression; for if he violates this duty, he establishes a precedent that will reach to himself.
Thomas Paine