As it has for every summer since it opened for business in 1997, the WNBA showcases the talents of more than 140 of the world’s best women’s basketball players.And, as it has for seemingly every summer since the league opened, WNBA officials, coaches and players will face questions about the league’s viability and even whether it should exist when the new season opens in just under a month.Just last week, Adam Silver, the commissioner of the NBA, which operates the WNBA, gave less than full-throated support to the women’s league.In a Friday interview with ESPN, one of the league’s television partners, Silver expressed disappointment that young women have not embraced the WNBA.