I added 4 repeats to a 32 bar song and borrowed Mario's image to show his timer of 1:41 changes to 4:54 when repeats are added. This indicates to me the timer works with repeats, codas, etc so it's unnecessary to unfold the song to use the BIAB timer.

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1-BiaB-time.jpg (67.66 KB, 79 downloads)
Timer.jpg (206.29 KB, 80 downloads)

BIAB Ultra Pak+ 2024:RB 2024, Latest builds: Dell Optiplex 7040 Desktop; Windows-10-64 bit, Intel Core i7-6700 3.4GHz CPU and 16 GB Ram Memory.