Complex sentence: The professional broadcast cart format survived for more than another decade at most radio stations for playing and switching the likes of short jingles, advertisements, station identifications, and music content until they were replaced with various computer-based methods in the 1990s.
Split into simpler sentences: The professional broadcast cart format survived for more than another decade at most radio stations. It was used to play and switch the jingles, advertisements, station identifications, and music content until it was replaced by various computer-based methods in the 1990s.