Why does it avoid the problem? > Over billions of years a contracting scale factor brings everything a bit closer, but not all the way down to a point. The dra

Why does it avoid the problem? > Over billions of years a contracting scale factor brings everything a bit closer, but not all the way down to a point. The dramatic change comes from the Hubble radius, which rushes in and eventually becomes microscopic All the matter of universe at a microscopic radius? That doesn't avoid the problem.