Send a capsule of yourself into the infinite
There is nothing wrong with shouting into The Void. The Void welcomes your thoughts.
When you shout into The Void you send a capsule of yourself into the infinite. Think of yourself as the Voyager space probes, careering through the vastness of space, now fifteen billion miles from home.
Will anyone ever look at those pictures, listen to that music? Does it matter? They exist.
The Void is w̥͊̈e̛̞l̜c̙̈́o̼m̎͑iͪ̄n̐ͬ͗g͐̆