Timeline: effects beneath each voice's roll, lanes evenly spaced

The fx line was a third flex sibling of the piano-roll, so it sat BESIDE the roll and squished the grid (Paul: "they're messing up the grid").

Verified: genre-viz (full fx line beneath, no stacked pills) + explorer-ui green.

▶ Play it: Neon Fiscal Year → Benthic Patience → Silken Reentry — a constellation across three families — the path is the mix https://stellate.app/?genre=citypop&seed=1302&path=1530.6221,586.10667,1376.19565&xdur=0.056

65a72ec https://github.com/aboard-io/stellate/commit/65a72ec65a4a0b58fa2f8aa75d070596823d8450