Wilson actually has their particular measurement called SI (Stiffness Index) which I'll edit in the post today since I forgot to say . I guess his family called him to his senses. I understand that it 's a balancing act and you want to behave, but not from bad information. The less is known, the more is theorized and it does look like those choices that have enormous implications are made on people needing to 'do the perfect thing' however having hardly any data to achieve that. In the end, many of us decide to watch his Twenty20 games in the luxury of his inaugural wicket Hall of Fame venue and we're just as involved as those that have ringside seats. Hey Sweet Sue, hope you're well too We don't have a complete lockdown however, but we are bound to operate from home. This site has turned into the Bible of tennis, you have written posts about everything I wanted to learn about. The very best method to know whether a frame is appropriate to your game is to demo it.