|  | @@ -1,6 +1,6 @@
 | 
	
		
			
				|  |  |  1 Introduction
 | 
	
		
			
				|  |  |  ====
 | 
	
		
			
				|  |  | -[](https://gitter.im/herby/trapped?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 | 
	
		
			
				|  |  | +[](https://gitter.im/herby/trapped?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  |  Inspired by the idea that was present in AngularJS,
 | 
	
		
			
				|  |  |  Trapped is an Amber that creates bidirectional data-biuding
 | 
	
	
		
			
				|  | @@ -115,8 +115,8 @@ For example paths `#((value))` and `#((todos) 1 done)` from API examples
 | 
	
		
			
				|  |  |  in previous chapter could be written in `data-trap` as `'(value)'` and `'(todos) 1 done'`.
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  |  Syntactic sugar: as `(foo)` happens often in `data-trap` expressions,
 | 
	
		
			
				|  |  | -it can be written equivalently as `#foo`, to improve readability.
 | 
	
		
			
				|  |  | -So above paths would likely be written `#value` and `#todos 1 done` instead.
 | 
	
		
			
				|  |  | +it can be written equivalently as `~foo`, to improve readability.
 | 
	
		
			
				|  |  | +So above paths would likely be written `~value` and `~todos 1 done` instead.
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  |  Semantics of path
 | 
	
		
			
				|  |  |  ----
 | 
	
	
		
			
				|  | @@ -183,7 +183,7 @@ In the moment, `TrappedProcessor` class itself serves as a factory.
 | 
	
		
			
				|  |  |   - using odd-element  _array_ processing element description other than one-element
 | 
	
		
			
				|  |  |   	is useless and produces an error (currently silent).
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  | -Note: thus, in processing chain descriptors, `contents`, `#contents` and `(contents)`
 | 
	
		
			
				|  |  | +Note: thus, in processing chain descriptors, `contents`, `~contents` and `(contents)`
 | 
	
		
			
				|  |  |  describe the same one-element processing chain where the lone processing element
 | 
	
		
			
				|  |  |  is created inside Trapped by running `TrappedProcessor contents`.
 | 
	
		
			
				|  |  |  
 |