Our definition suggests: 1  The value of product increments being delivered is estimable, and once estimated (whether as ROI, cost of delay, or some other measure), its value can be prioritized. In Scrum, this is known as working from a prioritized product backlog. 2  Agile can be used to create high quality products.
Tennis Players over 30 Years Old Most Likely to Win a Grand Slam. Tennis Players over 30 Years Old Most Likely to Win a Grand Slam. Roger Federer and Serena Williams have 17 Grand Slam titles each. Federer has earned more prize money than anyone in the history of tennis. Williams has earned more prize money than any woman in the history of sports.
Although the list isnât quite a definitive âwhoâs whoâ of womenâs tennis in the Open Era â many Grand Slam champions such as Conchita Martinez and Jana Novotna never attained the top spot â all the major stars of the WTAâs 40 years are here. 1  1. Chris Evert, ranked no.1 for 260 weeks between November 1975 and November 1985.