http://ts1.mm.bing.net/th?&id=HN.608022809364401406&w=300&h=300&c=0&pid=1.9&rs=0&p=0 (Unsupported image host) It's a number of factors, basically it's how you Finger... I finger well so I can hold a good session. Now, if you're a player who fingers well then your within that category! Another factor is Continuous Repetition. Basically, if you just keep fingering at a faster paste then the average player continuously. Last but not least, being Active if your one of those players that fingers actively, then your considered on this list!