The times – and the methods for counting a song’s popularity – are changing: “As the market rapidly evolves, so too must the chart if it wants to cling to any vestige of relevance: the latest changes will see video streams added for the first time and a new weighting system applied to ‘premium’ streams (those on paid subscription services) and ‘free’ streams (those on ad-supported services like YouTube and the free tier of Spotify).”