As she should have been. It's been common knowledge for 20 years.
Perhaps common knowledge but not commonly practiced as evidenced by the large number of home brewers that routinely allow their yeast to warm up before direct pitching
Not nearly common enough. Seemingly knowledgeable people still fervently try to educate others on the supposed dire effects of any rapid temperature change on yeast. There's still more misinformation than information in the homebrew world.