more women should really watch where and how she uses her thumb and fingers .... wayyyyy too many girls ....even those with 9 ratings ....just stroke it up and down until it climaxes ....well yeah .... in the famous words of Woody Allen  "even my worst orgasm was right on the money" ....but there is a major difference to a guy between that and one that is built up as shown ...and no it doesnt have to be for as long but the approach and overall technique details are what matters.