 
            
            
            
            
                14 Oct
                
                    2013
                
            
            
                14 Oct
                
                '13
                
            
            
            
        
    
                8:02 p.m.
            
        On Mon, Oct 14, 2013 at 07:43:31PM -0400, Edward Kmett wrote:
Alternately we could just hand-roll the instances so it doesn't change whether it gets imported if the user writes
import Control.Applicative (Const(..))
but I agree with simplifying the presentation.
Hand-rolling is possible, but it's more transparent to use the derived instances.