Some of those, such as Xiaguan, need a jackhammer.
I'm fighting a cold, so my ability to properly assess flavours &c is greatly reduced.
I'm enjoying it, thought. One thing I noted, and liked, was that the cake was compressed in that less-tight manner that makes prying leaves and chunks apart without excessive damage a lot easier. With the really dense cakes, I'm sometimes tempted to get a bandsaw.