The problem isn't, never has been IMO, how much is there or if it will flow 'nicely' for us, it is 'getting at it' that has been the issue.
'We' have jumped though so many hoops but time for the drill to spin again is almost upon us.
This is some of what got pulled to the surface from Bowland last time
IMO there isn't a problem with what's down there or how much, it is either a big Elephant or a massive Elephant & soon the Elephant will be out of the bag.
