The audience of Tennysons Ulysses seems to change in each stanza. Why is this so?

I'm not
convinced that the audience of Tennyson's "" does change from stanza to stanza, merely
that the focus of the poem shifts.

The poem is a dramatic, spoken in the
voice of Odysseus (Tennyson uses the Latin form "Ulysses") long after the time period
of Homer's "Odyssey", when Odysseus, now an old man, has returned home to Ithaca and
grown old. He is bored and restless, comparing...