I believe the term modulation denotes in music the uninterrupted shift from one key to another: I do not know the term for change of rhythm without change of measure. ↗
The point of having a director is that they make the final decision; it's their point of view, they set the rhythm and they make the final decisions. ↗
Betwixt me and the dreadful outer brink
Of obvious death, where I, who thought to sink,
Was caught up into love, and taught the whole
Of life in a new rhythm. ↗