Deezer with 20 million songs in its library. By 2016, according to CEO Dauchez, the company aimed to have five percent of the global music market. In January 2013, Deezer announced its expansion into 22 new countries across Africa, Asia, Brazil, the Middle East, and the United States, bringing its total to 182. However, the United States launch has been restricted to a limited number of device promotions. In July 2016, Deezer added U.S. to the supported country list. As of February 2018, Deezer listed on its website 189 countries where the service was available. Following this expansion, Deezer announced in
Tidal shock core of the Milky Way. These events are an important factor during the early evolution of a globular cluster. They work to truncate the outer part of clusters, thereby limiting the impact of future tidal shocks. Streams of stars shed from a globular cluster as a result of tidal shock can form what are termed tidal tails. These are extended streams of stars that lead away from the cluster. Such streams can be used to trace the orbital path of the cluster. Tidal shock A tidal shock occurs when a star cluster or other distributed astronomical object passes by a