Yes, and app-specific VPNs too. So a SaaS app with embedded VPN in order to achieve certain security, quality or visibility goals between user network and their first cloud hop. Each app VPN using a virtual IP?
The target market is companies whose employees require secure remote access to internal apps, but IT does not want to give a broad network access via VPN. So, marketing/sales like employees who simply want to access internal portals, etc. without the hassle of dialing into a VPN.