IMHO there's no much difference in speed training when player plays 45 and 48 minutes.
There is indeed a pretty significant difference.
45 minutes doesn't come anywhere near close to 93.75% training.
 
                                
                                
                                
                                
                                
                                
                                    NO ONE at this table ordered a rum & Coke 
 Charles: Penn has some good people 
 A CT? Really? 
 Any two will do 
 Any three for me 
 Any four will score 
 Any five are live