Yep! Social media is a great tool for digital marketing. And by advertising bitcoins you make more people invest in it, so in that way it has influence on bitcoin growth

And that's what makes bitcoin more dominant over the past few years because of advertising via social media. It invites more and more investors to come in and invest that is why bitcoin's price is getting very high that it reaches 20,000$ lately.
Undoubtedly, the greatest achievement of 21st century is the emergence of the Internet. Almost all over the world is communicating "on the net" around the clock.The social network is a social structure of nodes (mostly individuals or organizations) linked to specific types of nodes such as ideas, views, financial benefits, friendship, traditions, hyperlinks and others.This helps growth on bitcoin