It would be great, if SE modified steps values as follows:
  1. Box Step Before, 3% + 2% x(Step level) with Max of -23% Defense
  2. Box Step After, 3% + 3% x(Step level) with Max of -33% Defense
  1. Feather Step Before, **4% + 1% x (Step level) with Max of -14% Critical Evasion
  2. Feather Step After, **4% + 2% x (Step level) with Max of -28% Critical Evasion
  1. Quickstep Before, 4 x (Step level + 1) with Max of -44 Evasion
  2. Quickstep After, 10 x (Step level + 1) with Max of -111 Evasion
  1. Stutter Step Before, 3 x (Step level) with Max of -30 Magic Evasion
  2. Stutter Step After, 5 x (Step level) with Max of -50 Magic Evasion

** Using Empy Hands +1
And the cherry on top would be, switching Stutter Step from MEVA to MDB or STP.