Yeh most definitely gettin blacker results due to the straightners not goin down enough in temp mate, once the temps come below 100 u start to see different results and yes the Terps are well and truly locked in at lower temps, and as far as the shatter goes mate, as they say FIRE IN FIRE OUT, think I ow Manc for this mate as there flowers produce some ridiculously flavourful buds, I know I just use the same techniques as most in YouTube as that's where I picked most stuff up, so I think it's to do with the starting material