There is a huge barrier to successful implementation and long term sustainability of an Industry 4.0 systems that no one is talking about. A huge barrier to supporting technologies with minimized downtime and cost, like IIoT, Cloud, even Process Automation Controllers , it is the Maintenance of assets utilizing such technology. The article "Industry 4.0 in USA: Risk" is a start to bringing attention to these little talked about barriers that could wind up pulling apart some manufacturing plants.

Do you have any insight of other potential Industry 4.0 implementation barriers not already mentioned to add to this article?