The new crafting system is a lot easier for you to get the perks and blessings that you want for the weapon of your choice instead playing russian roulette in the upgrading of your said weapon. It is extremely easy now to min/max a weapon.
There is a bit of a grind to get the weapon level up to...
Be careful about sharing that. If that isnt suppose to be officially released until this Saturday, and your FLGS gets found out by GW that they had boxes go out the store, GW will whack them as an authorized vendor.