CNN The 2010s June 4, 2024 01:16:00
>> and it's changed what's at the top. >> that's right. the effect is instant. and if you look at this week's chart, you can see why we did this. >> a lot of people haven't heard of "the harlem shake," and now 250,000 versions of the dance tune have been posted online. >> this is the first time we have a really good tool where we can track just how much video play is fuelling the success of a hit. ♪ i came in like a wrecking ball ♪ ♪ i never -- what it was ♪ >> miley cyrus' timing is amazing because it's the same year youtube counts the charts. >> that's an excellent pop record, but th...