[ceejayoz]

You should read the article; that's addressed by using prisons that ended in-person visitation and saw changes as a result.

> In Travis County, Texas, there was an escalation of violence and contraband after that jail switched from offering both video calls and visitation for a few years, to banning in-person visitation altogether.

There are also behavioral changes generated by a pending visit:

> According to one study, misconduct tended to decrease in the three weeks before a visit. This may explain why more frequent visits lead to more consistent good behavior, better overall outcomes and post-release success.