Toronto composer and keyboardist R. Grunwald says his second full-length solo album, Iterations is named such in reference to the “idea of repeating something over and over again and learning new things with each repetition.” It’s a nuanced concept and it says a lot about Grunwald’s practice. It also directly reflects one of the record’s most compelling features. Varied iterations of the same compositions form the cornerstones of this record, providing fascinating perspective shifts and elegant variations on a few...