The company is undergoing a “reorganization” to get rid of its debt, but current Shadow subscribers can still use the service.
gizmodo.com
Are there too many providers? Not popular enough? The thing I liked about their platform is you get a full Windows desktop to do what you like with rather than a restricted library of games.
This is a shame. Looking at the article it looks like they were perhaps too ambitious, too soon with large expansion. Hopefully they survive and find a good buyer who can keep the service going.