Bitcoins freedom attracted many people. This gave Bitcoin some value; and in turn, Bitcoins value attracted more people, which gave Bitcoin even more value. Thus, its value comes from its power as a social phenomenon, and not directly from the ingenious technology which enables that social phenomenon.
...sometimes all it takes is a seed, or a spark of an idea to set growth or
a fire in motion, something that sunlight or the air itself can fuel and
accellerate the growth making that seed or spark transform into
something great and wonderful for all to enjoy and benefit from.
Such is Bitcoin, Satoshi created that seed and spark and we the adopters
can add fuel to make it bigger than the initial idea.