This is a bug report to Dorico 6.1.10.
Description: Playback of notes applied negative delay should not be affected by tempo of previous bars
As the issue would be ignored or a project file is provided otherwise,
MConcerto - Dorico Issues Trimmed.dorico (1.6 MB)
Connect to any VST playback while using an expression map with significant negative delay (-440ms in this project, I am using LASS 3), then play from bar 295. It is noted that the first few notes of bar 296 are slowed down due to “molto rit.” in bar 294 - 295.