At 0:29:13 in the CakeTV Live for Sonar X2 ( installment number 4, here
https://www.youtube.com/watch?v=k3eeSD9uPqw ) Brandon says:
"the Beatscape Factory Content... we've put that in one folder now, as opposed to being in multiple folders. Reason is it makes it very useful with the Spotlight Search".
So what I make of that is they included only the content in X2 - better organized though - but not the Beatscape itself (it's not listed anyway in the X2 Producers arsenal of Virtual Instruments).
And yeah, RXP was indeed always better.