In today's connected world, independent connection to back-end system is typically a mandatory requirement. Also, in many use cases, there is a need for mobility which means that solution must be small; embedded and battery powered device. These can be addressed with a cellular connection using LTE/5G standards which is the only viable and future-proof solution.
No Need for a Routing Device
Eliminate the need for another device, mainly gateway, which simplifies the system, lowers overall cost, gives real mobility, and enhances the user experience. All of us can relate with the struggle of entering Wi-Fi passwords and pairing BT devices.