21.   Not everyone in the opera world is convinced.

22.   Outside of the opera world, it also represents dancers and classical concert singers.

23.   Salters has run up against his first instance of prejudice in the opera world.

24.   Still, the critical reaction to the Houston run suggests that many in the opera world are uneasy with such an overtly gay subject.

25.   The contact with the opera world proved infectious.

26.   The newly hired general director of the Fort Worth Opera has a burgeoning reputation in the opera world as a leader who can turn around struggling companies.

27.   The opera world has so far remained largely immune to such ills.

28.   These are the Michael Jordans and Meryl Streeps of the opera world, and their brand-name presence often can mean the difference between box-office failure or success.

29.   Vilar, an investor and opera fan, has recently diverted some of his investment profits from high-tech stocks into the opera world.

30.   While Heppner may not yet be a household name, he is known in the international opera world as the new dramatic tenor of the day.