One of many, many time travel related things that S2 doesn't even remotely bother to give good explanations for.
I would still love to know the details of the original S2 showrunners plans.
	
		
			
		
		
	
				
			I would still love to know the details of the original S2 showrunners plans.
 
				 
 
		 
 
		 
 
		 
 
		
 
 
		 
 
		 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		