"Forums filled with Group Think", to my dismay and wonder, "where have all the original posts gone?"

3. You can't see how between 30 mods per team, rearranging them can make a huge difference in Arena particularly. Ok, you don't have enough mods to bother with, maybe. Keep at it.

When you finally have enough pieces to make some magic, it is gonna cost you some credits to shuffle them around, though.

If you have 30+ leveled mods, and you haven't spend a couple hours shuffling them, you are snoozing. Read tutorial on how TM works, and get to work.