FRIDAY The excitement is palpable throughout the city’s creative communities in the run-up to the Block Party, and even before your writer gets to his relatively late start on proceedings, word filters through that the Structures and Strategies meeting will lead to more events in its vein, a forum for local creatives to air ideas and exchange thoughts. People’s gears are grinding already, it seems. We’re waiting outside the Gate Cinema for a few minutes and the small group outside is already conjecturing about what they’ll see out of charismatic American performer Kate McGrew (below), as well as plotting and…