<Any thoughts about combinations/obviousness?>

Never took it that far. If you're combining two erroneous premises you can come up with all kinds of obviousness claims, I suspect.

There might be value for the patent owner to go beyond debunking individual prior art and to say, even if we accept premise 1 and 2 as true, the combination would not work or would require multiple modifications to make the combination work, or something like that. But that kind of analysis is beyond me.

Opty