Complex sentence: Since The WB 100 + was created before digital television was easily available in the United States, most WB 100 + stations were only available on cable, with a few main channel affiliations on over-the-air broadcast stations.
Split into simpler sentences: Since The WB 100 + was created before digital television was easily available in the United States. Most WB 100 + stations were only available on cable, with a few main channel affiliations on over-the-air broadcast stations.