 Due to the availability of "instant duopoly" digital subchannels, and the overall lack of a need to settle for a secondary affiliation with shows aired in problematic timeslots, both The CW and MyNetworkTV launched with far greater national coverage than that enjoyed by UPN and The WB when they started in 1995.For several years, UPN had coverage gaps in the top 30 markets, and by 2005 had only managed to reach 86% of the population.This resulted in secondary affiliations with other networks (with some dual WB-UPN affiliates airing the latter network's programming immediately after The WB's primetime lineup, and vice versa) and diluted ratings when programs were shown out of their intended timeslots, or the lack of the program airing at all (a problem experienced by many "Star Trek" fans with "" and "").