jQuery has a pretty uniform programmer interface. I guess just that one is the killing feature than other library. The dom method is much difficult to be remember.

So just wait until John Resig to improve the code. He helped to start an movement. When Linux came out in 91, my friend said why did not I use other unix on pc but that crap. But almost 20 years later, Linux is alive and kicking...

Worst is better. As long as it propagates and more users bases, the improvement will come one day.

Don't forget technology is also an human activity. So social aspect of the technology acceptance is part of the equation.