Convert ass to ssa

What is the difference between .ass and .ssa?

Description: SubStation Alpha (ASS) is a text-based file format used for subtitle files. It is mostly used for anime, but can be used for any type of video. It is a plain-text format and can be opened with any text editor, such as Notepad. It allows for the creation of more complex subtitles than plain text, such as color-coding, formatting, and timing.; SubStation Alpha (SSA) is a text-based subtitle file format used for captioning video and audiovisual media. It is widely used in fan-made anime music videos, karaoke videos, and other fan-made video projects. SSA files contain the timing, positioning, and content of each subtitle, which can be edited and modified with text editing software.