I've been running v14.01 for quite some time now - over a year? It's been quite stable, even on Win 8.0
As I mention in another post, I'm having trouble now that I upgraded to Win 8.1. The new v15.x might solve the problem, but I think I'll wait for some input from others before I upgrade VWS. VWS is working fine, if I don't mind the restarts every 5 minutes. I'll take the restarts over a lockup!!