There is yodeling on this recording. Apparently years of living in Switzerland have resulted in a marvelous yodeling technique. On Cecilia's web site is a series of teases. For her, it seems, anything is possible. Here she is at the wheel of her museum truck.
Here is a link to the Malibran Museum website. And this is fun.
Was it worth 10 years of waiting? The answer appears to be yes.