Archaeopteryx probably cannot tell us much about the early origins of feathers and flight in true protobirds because Archaeopteryx was, in the modern sense, a bird.
It soared, a bird, it held its flight, a swift pure cry, soar silver orb it leaped serene, speeding, sustained, to come, don't spin it out too long long breath he breath long life, soaring high, high resplendent, aflame, crowned, high in the effulgence symbolistic, high, of the ethereal bosom, high, of the high vast irradiation everywhere all soaring all around about the all, the endlessnessnessness.
On the contrary, there is a considerable body of evidence that these fossil traces, known as 'dino-fuzz', have nothing to do with bird feathers... I, and many others, do not find any credible evidence that those structures represent protofeathers.
What has been done in the world - the works of genius - cost nothing. There is no painful effort, but it is the spontaneous flowing of the thought. Shakespeare made his Hamlet as a bird weaves its nest.
GOOSE, n. A bird that supplies quills for writing. These [quills] when inked and drawn mechanically across paper by a person called an "author," there results a very fair and accurate transcript of the fowl's thought and feeling.