I have sent him a message via bitmessage as well as a pm here, and have yet to get a response.
Bitmessage not received, please check that it has been sent correctly, or resend it.
I am working behind the scenes on new hardware, with some plans to reduce power costs to almost zero.
Because of energy costs, in this period of time with a low value of bitcoins the mining activity is not very productive. Need some patience.