It seems that the Parallels-Management read this posts and changed its policy for Parallels 8:
Some days before Mavericks started, an update made Parallels 8 Mavericks ready. And now it's working well. I'm happy now! Thats what I expectet in minimum and this is good service!
	
 
					 
				
			
			
			
		 
		
		
		
			
			
				Last edited: Oct 24, 2013