1.   HMO executives worry the bill would set an example of writing medical practices into law.

2.   Nomura executives worry that the scandal will drive away talented employees, and midlevel managers have apparently voiced criticism.

3.   Other Internet executives worry the industry has become so greedy that it is hurting itself in the long run.

4.   Some executives worry that such explosive successes may be so distorting that the industry loses patience for promoting acts over a long term.