Too Long; Didn't Read
Bitcoin is a very new technology, even though the concept that it brings to life is decades old. The double spending problem has been solved; this means that it is possible to use a digital certificate to stand in the place of money and be sure that no one else can spend that certificate other than you as long as you hold it. This is an unprecedented paradigm shift, the implications of which are not yet fully understood, and for which the tools do not yet exist to fully take advantage of this new idea.