Bitcoins refer to a digital currency which is both created as well as held electronically. Instead of being printed like euros or dollars, bitcoins are created by people as well as businesses by using software which can solve mathematical problems.
You also get the following benefits:

“After having shared hosting plans with other providers for many years, I switched all of my sites to Liquid Web a few months ago for my first VPS experience. It's been smooth, fast, and easy to use. At one point I suddenly ran out of disk space, and within minutes I was able to use their system to upgrade my plan and move my site to a larger partition.” – David K.

The answer to this question is a definitive “maybe.” Since you’re looking at this site, you might be a Web designer who has a few sites, an online portfolio, and a couple of long-standing clients whose sites you manage. Is a VPS for you? Well, you’ve most likely outgrown a shared platform, and as a professional, it won’t do to have your site run poorly because another site that you share a server with is using more than its fair share of resources. A dedicated server could be overkill – if you don’t need all the resources on a consistent basis, you may not be able to justify the expense.