As I've read off post ain't the best shares just cosmetic, but shares is what really matters?
On a solo pool share count is cosmetic. You want a best share equal to or greater than current difficulty.
Yeah, shares and best share simply show how your hardware is running.
Getting a 2,000,000,000 diff share has no effect on when you might get a necessary (current) 62,253,982,449.760818+ diff share