Originally Posted by Charlie Fogle
..What are we seeing? Is this relevant to this discussion?..
RE:
Originally Posted by MusicVillain
..3. Don't use Audacity. Use a DAW. Set to bpm 65. Chop it yourself. Listen to both tracks together, and you will see....

Code
        reaper.InsertMedia( source, 0 )
        
        sel_item =reaper.GetSelectedMediaItem( 0, 0 )
        
        sel_take = reaper.GetTake( sel_item, 0 )

        reaper.SetMediaItemTakeInfo_Value( sel_take, "D_PITCH", pitch ) 
        
        reaper.SetMediaItemTakeInfo_Value( sel_take, "D_STARTOFFS", source_time_pos ) 
        
        reaper.SetMediaItemInfo_Value( sel_item, "D_POSITION", track_time_pos ) 
        
        reaper.SetMediaItemLength(sel_item, source_time_length, true)

"I first purchased BIAB in 2013 and yes, it was fine."
Should run on XP okay
[Linked Image - Only viewable when logged in]