Two separate protests were held Saturday night in Tel Aviv, in a bizarre drama that split the ritual Saturday evening demonstrations into two ragged parts, with each group claiming to represent the true social justice movement. Both struggled to generate their own energy as if the other didn't exist, though one city block alone separated the two events. At one point members of one demonstration burst into the other, staging a counter-protest. The attendees' attention was clearly divided between addressing the range of policy injustices, and each other. One demonstration had no clear leader; it began at Habima Square, and…