it's funny how Billboard is somehow able to maintain its credibility and prestige even though they change their rules millions of times each year without warning and often zero rationale
Swift, who holds down the top two slots on Hot Country Songs with "We Are Never Ever Getting Back Together" and "Red." Her new country radio single "Begin Again" jumps 37-10. The pop-crossover No. 1 title ranks at No. 36 on Country Airplay (but also gets points associated with its pop-crossover play) and No. 1 on Country Digital Songs, while "Red" is absent from the Country Airplay list, but ranks No. 2 on Country Digital Songs. "Begin Again" appears at No. 29 on Country Airplay and No. 3 on Country Digital Songs.
Rihanna shuffles from No. 66 under the former Hot R&B/Hip-Hop Songs methodology all the way to No. 1 with "Diamonds," aided by crossover pop airplay of the track as well as strong digital sales (No. 1 on R&B/Hip-Hop Digital Songs). "Diamonds" also tops the inaugural R&B Songs tally. On Rap Songs, Psy soars 20-1 with his current No. 2 Hot 100 hit "Gangnam Style."
What? At least they should count only the airplay on that particular genre. It's unfair that they count Pop Airplay too for the country and R&B charts. It doesn't make any sense.
Flo Rida has already had plenty of hits on the rap songs chart anyway. Rap songs used to include rhythmic airplay, so songs like Party Rock Anthem, Starships, Give Me Everything, etc. were big hits on there. Gangnam Style probably would've charted on rap songs anyway, since it's building in rhythmic airplay now.