[CUBE] cube Sonnet upgrade downgrade

[Riba]

> I called tech support and they suggested to reapply the heat  grease.  
> I bought some, applied it carefully, and still the same problem.
>
> Not five minutes ago on my final try,  the power supply popped.
>
> Blue smoke whistled its way through the heatsink.
>
> Any thoughts?

I'm _definitely_ waiting for updated VRM from Sonnet before considering 
any upgrades. That's my thought right now.