What impact does the use of the symbol "c with a line through it" have on music composition and performance?

The symbol "c with a line through it" in music notation indicates a specific technique called "cut time" or "alla breve," which changes the way the music is counted and played. It affects the tempo and rhythm of the music, leading to a faster-paced and more energetic performance. Composers use this symbol to create a sense of urgency or excitement in their music, adding variety and interest to the composition.