caffeine tonight (I'm training to stay up late Friday night!) and am too drowsy to think. Updated: Martin Ashwood-Smith's CrosSynergy puzzle is Monday-easy and very meta . It's called "Introspection" and it's self-referential. 17-Across, [What this is]: SEVENTEEN ACROSS. 36-Across, [Feature of this grid]: SEVENTY-SIX CLUES. 55-Across, [Arthur Wynne invention] and