because it was critically acclaimed and is know as one of the best songs of the decade, not to mention its sold 6.6 million copies, placing it on media traffic's best selling singles of all time
In radios stations in my country I heard Baby One More Time, maybe one time ( in 10 years) ( stations in my country don't play this song), Respect I heard many more times
22 years later after the song "Rhythm Nation" came out and it's used for the Happy Feet 2 commercials...that's some Iconic **** ..and how is Umbrella iconic? ..the song was hot when it was out but that's it ...the song didn't move mountains but it did make my head nod