Chart -> music covers the whole chart

README.md

@@ -30,7 +30,8 @@ learns from the charts of several games at once.
   edit each course's section plan before the notes are written.
 - **Chart → music (experimental).** YuE2-3B composes music for a chart's tempo, meter and
   section cues and renders several takes, and the compatibility model keeps the take that fits
-  the chart best. The music covers up to 30 s at one tempo and is not note-synchronous.
+  the chart best. The music covers the whole chart at one tempo (up to six minutes) and is
+  not note-synchronous.
 
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