I have just set up my house with the lightwaverf light switches and sockets, these work well and look great, however the extra applications are limited. If the smartthings set up was compatible I would definitely be pushed towards using that as a hub rather than their own, and obviously add more 
3 posts were merged into an existing topic: LightwaveRF
Boom! This Great Chap covers it all I think: https://youtu.be/THVWnSFZSI0