NL questions post BB

Few questions about assassin - hermit - night lord skills post BB:

1. How many hit a rogue can do with Double Stab in 1 minute w/o any booster skill ? Assuming that using faster (3), fast (4) and fast (5) daggers ?
   
2. Does lvl 1 Claw Booster give same speed attack as lvl 20 Claw Booster ? If not then at which lvl of Claw Booster the attack speed increase ?
   
3. What is L7's damage formula ?
   
4. What is TT's damage formula ? Because i remember preBB TT and L7 have same dmg formula ...
   
5. What is Shadow Mesos's damage formula ?
   
6. Which skill should max: Shadow Mesos or Shadow Web ? 1 is throw money skill (which is weaker than L7 preBB) and 1 is make the monster unable to move for 8s, do 1/30 mob's hp damage ? Both useless ...

P/s: What is Power Knock Back 's damage formula (archer) ?