more clarifications

Author: xeno-by

overviews/macros/annotations.md

@@ -32,7 +32,8 @@ This opens a number of new possibilities in code generation land.
 
 In this walkthrough we will write a silly, but very useful macro that does nothing except for logging the annottees.
 As a first step, we define an annotation that inherits `StaticAnnotation` and defines a `macroTransform` macro
-(the name `macroTransform` is important as it tells the macro engine that the enclosing annotation is a macro annotation).
+(the name `macroTransform` and the signature `annottees: Any*` of that macro are important as they tell the macro engine
+that the enclosing annotation is a macro annotation).
 
     import scala.reflect.macros.Context
     import scala.language.experimental.macros