Bitcoin will change a lot more than finance. It could also change how software is built and upend a bunch of today's biggest web companies and Bitcoin was designed this way to make sure that the same Bitcoin, which has no physical form, isn't spent twice by the same person.
yes it is....bitcoin is changing everything especially our life,it became better that we are thingking....bitcoin can give a huge profit if we invest,just we can do is joining to all forum that we know how to discuss or related....bitcoin is easily working we can manage our time,so i considered that we change our life because of bitcoin.....