Cigarette versus e-cigarette vending machines

What are the main differences between VTMs and old-school, traditional, cigarette vending machines?  Besides the drastic differences in display (physical versus digital images) and and "pull to vend" versus "touch to buy", software is the key differentiator. Vape Vending equipment runs on cloud-based software that allows operators and restaurant owners to manage real-time inventory and sales from their computer or cell phone via a mobile application.  What makes vending machines "smart" is the fact that they are able to host software and work online!