Mindy Fetterman of Stateline has written an article, Face to Face Family Visits Return to Some Jails, noting:
And as video visitation has increased, face-to-face visitation has declined. The PPI [Prison Policy Initiative] found in a 2015 study that 74 percent of jails dropped in-person visits when they started video visits. Often the private companies that provide video visitation services require governments to drop in-person visits.
Read more here.