It's very robust and the best OS ever created according to me.
btw: are you able to switch 8 rigs to other pool/algo in 20 seconds?
( https://bitcointalk.org/index.php?topic=167229.msg7716030#msg7716030 )
Regarding gtx 1070 - I'm refreshing KopiemTu now:
https://www.reddit.com/r/vertcoin/comments/4se2qc/while_waiting_for_my_1070/
detailed info about 1070:
source: http://cryptomining-blog.com/tag/gtx-1070-hashrate/