Complex sentence: Though the filter was perhaps no longer appropriate for DJ work in its damaged state, Betke found the strange hissing and popping noises the filter now made interesting sounds, and began using the broken filter to create music, launching his musical career.
Split into simpler sentences: Though the filter was perhaps no longer appropriate for DJ work in its damaged state, Betke found the strange hissing and popping noises the filter now made interesting sounds. He then began using the broken filter to create music, launching his musical career.