How about making the entire text a single line, that scrolls right to left, like a marquee. With a red marker, like here to mark a single fixed position on scr

How about making the entire text a single line, that scrolls right to left, like a marquee. With a red marker, like here to mark a single fixed position on screen that the marquee text slides through to guide the eye. This method would allow processing of local words for context rather than flashing single words.