Sounds like a good mix of city & country.
And it's good he didn't attempt to take in "everything" in the time he was here.
Apart from being extremely expensive, you just don't get the feel of a (big) country when you travel like that.
Better, I reckon, to limit the amount of ground covered & experience a much smaller number of places in more depth.
(A lesson I learned as a result of my very first experience of o/seas travel, with a Eurail (sp?) ticket ... I think I became more of an expert on trains & boats than any place I (briefly) visited in my lightning tour!