My recollection was the block syntax one being first as well, back when that was added to Objective-C. It was arcane enough to have to look up all the time. Th

My recollection was the block syntax one being first as well, back when that was added to Objective-C. It was arcane enough to have to look up all the time. They also have this variant, though: http://goshdarnblocksyntax.com/ http://goshdarnblocksyntax.com/