message: Create step3_adding_actions_root.md
diff: @@ -30,14 +30,15 @@ Thus using a CST Visitor is the **recommended approach**.
  That is not to say there are no use cases in which **embedded actions** are better.
  The main advantage of embedded actions is their **performance**. Embedded actions are
  -about twice as fast as using a CST Visitor. This may sound like an unbeatable advantage
  +about 50% faster than using a CST Visitor. This may sound like an unbeatable advantage
  but that is not the case:
  -* Chevrotain is [so fast](http://sap.github.io/chevrotain/performance/) that even with a 1/2 performance
  - penalty it would beat most other parsing solutions.
  +* Chevrotain is [so fast](http://sap.github.io/chevrotain/performance/) that even with that performance penalty.
  + penalty it would beat most other parsing solutions and still be close to the performance of an hand built parser.
  + - Tested on Modern V8
  -* The Parsing step is normally just one step of a larger flow, a 1/2 performance penalty in one step
  - does not equate to a 1/2 performance penalty in the whole flow...
  +* The Parsing step is normally just one step of a larger flow, a large performance penalty in one step
  + does not equate to a large performance penalty in the whole flow...
  ### Summary
  