another aid to the shooting parts is that if you have enough stuff running that flash is lagging a bit, clicking really fast to shoot can practically pause it for a split second each shot, giving you a bit more time to aim :P
ahhh... I remember back the first time I played this years ago... credits started and I was just like... "... you... No... you're not..." and as I sat there dumbfounded and questioning life itself, I heard it start to continue after the credits. good times, good times...
I forgot to turn back on auto refine when I reloaded, and left the game running over night... and for the past 20 min it's been scrolling through items
Pro Tip: Buying exchange rate upgrades in the shop with your ore is VERY worth it. Try saving crystals and energy balls for when you really need them, as their value will be better with each of these upgrades.