This is really exciting. The sound is awesome - total realism. The Dimension approach is another innovation by VSL that is simply revolutionary. I think the size of these ensembles is perfect since the complexity of string timbre actually INCREASES with a smaller ensemble. This is just the right compromise between largeness of sound and transparency. Also, as mentioned in the info, the older libraries can all be combined in various layering approaches for an even greater number of possibilities.
O.K., I'm forcing myself not to check this download any more today - well, at least not this hour...