Subtitle preview:
[Script Info]
; Script generated by Aegisub 3.2.2
; http://www.aegisub.org/
Title: Default Aegisub file
ScriptType: v4.00+
PlayDepth: 0
YCbCr Matrix: TV.601
PlayResX: 1920
PlayResY: 1080
[Aegisub Project Garbage]
Audio File: ../../vid/70.mp4
Video File: ../../vid/70.mp4
Video AR Mode: 4
Video AR Value: 1.777778
Video Zoom Percent: 0.500000
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Active Line: 826
Video Position: 90262