It’s always great to hear how customer service can pleasantly surprise.
One point about the orchestra though, according to the story you linked, 50% of women made it through the first round of screening, but the mix of men and women did not become 50/50.
Here’s a research article that took a comprehensive look at blind auditions in orchestras: http://gap.hks.harvard.edu/orchestrating-impartiality-impact-%E2%80%9Cblind%E2%80%9D-auditions-female-musicians . It appears blind auditions can increase the number of women selected, but in a more moderate way.