Note, this is not the contents of the stuff behind the door, only the key. Important, interesting but..
As we learn more about what is below, we forget what is above, from the garden to human habitat to culture and civilization. The physics will be a subject of poetry – but it will not at all help understand or create poetry. Hence the boson is not a key to everything in the universe, only to the unseen below. Way way below.
Physicists Find Elusive Particle Seen as Key to the Universe