picketing explicitly CAN NOT prevent people from crossing the line. Though in practice it does just that, they have plausible deniability. A DOS attack is harde

picketing explicitly CAN NOT prevent people from crossing the line. Though in practice it does just that, they have plausible deniability. A DOS attack is harder to use this defense, plus typically you attest that the information is correct so unless you're actually automating this will real information you could potentially be opening up that concern as well.