I have not as it is currently in the presale phase. You can however find out more about the product on their site at experiencenervana.com. They have already raised $750k+ USD in preorders. You can however see some positive reviews by consumers here:
I have not as it is currently in the presale phase. You can however find out more about the product on their site at experiencenervana.com. They have already raised $750k+ USD in preorders. You can however see some positive reviews by consumers here: