This was the email. Not able to confirm source.... From June 20-14 Sandra just emailed everyone on her investors relations list, I think....Im not the only one that has recieved this.... Yes London is confirmed, AE going there for Monday's Roth Conf. Ultimate goal for additional optimization is to increase the PEA price from $8,500 to ???, reduce processing cost, enhance crystalinity, and improve grades ( my assumption go to 99.9999 or even 100%) Tweaking is necessary for the all of the above, and will provide solid back-up to whatever the ultimate price is used in the PEA PEA can come earlier too depending on SGS do your own research as always