It would be a pity if frustrated by the price of travel we elected to become a society that never made contact that never gave SETI a fair chance.
If interstellar travel is as time- or energy- demanding as the above figures...
There's no need to travel further. The Los Angeles area is big enough for us.
So poetry becomes a means for useful dialogue between people who are not only unknown but mute to each other. It produces a dialogue among people that guards all of us against manipulation by our so-called leaders.