I do not come away from the thing. Where RS2012 (the predecessor) was still too playful has increased in 2014 and improved the skills. The Games are more like games, the exercises and the actual music-making is less playful. Like that.
I'm certainly no more Rockstar at my age, but I also after 2 years Rocksmith still enjoy my guitar and my bass, that has in the 30 years that I managed NOT A learning system rumklampfe.