Heartbleed is a flaw in OpenSSL, an open-source encryption technology that is used by an estimated two-thirds of Web servers. It is behind many HTTPS sites that collect personal or financial information.
To be precise, the coffeehouse genre is more of a combination of all the genres that can be played in a coffee house. Pay attention to the music that plays when you are hanging around at your favorite coffee shops.
Pop music is a type of popular music that many people like to listen to. The term pop music can be used for all kinds of music that was written to be popular. The word pop music was used from about 1880 onwards, when a type of music called music was popular.