I dont see Barron stepping down as a "buy out" signal.
Board members resign for many reasons, however, if there was some sense of a defining moment coming at anytime, I dont see him resigning right now.
I think it is suggesting that we are possibly in for a long haul here because there is not an obvious sale that is going to happen.
They will need to get past the mining laws and get a lot more work done before someone comes at Aurelian with an offer.
JMO