I prefer my Manhattans served "Sweet", or "Perfect " at a push. The Manhattan is complex, challenging and moreish. Best of all, it's available in a style...
I tried this so long ago I can't remember my thoughts on Rye vs. Rye / Bourbon. It's a moot point now as we only have rye available and very much enjoyed it tonight. You will like the High Ryeser cocktail I'm sure: I do!