I was wondering how'd you discover or know about bitcoin? Did someone refer you? Did someone show you what you did? Through the news? Share something here. 
Me I started to see through facebook group pinoy bitcoin and later I learn bitcoin and earn it. Thats what I knew about bitcoin. Today social networking sites become very popular in focusing many aspects like bitcoin, even many people start spreading news about bitcoin. Many people are keep sharing different articles regarding bitcoin, really it is one of the good way to know about bitcoin technology.
It is popular because everybody uses it because it's helpful, to reconnect and reunite people that have not met each other for at least years right? Who wouldn't like that? Having that is awesome. People may have started seeing ads that concerns about bitcoin if they are curious, they can find this forum quickly. It's a way to go when you are just starting to use bitcoins.