For on-premises and the web-enabled model the software you buy is yours. Because this hardware is setup particularly for your practice with the software installed on that particular server; it make the process of updating your network hardware that much more difficult. Licenses need to be transferred and hardware components may need to be swapped out. However, because of the work incurred and the lack of on-premises network expertise, most practices continue to use older hardware with the accompanying decrement in practice productivity.
With a web-solution hardware is continually updated seamlessly and behind-the-scenes to the benefit of all clients on the platform. In this way, when new technology is available you don’t need to wait a 5-year depreciation and amortization cycle to update. The newest and best hardware is always serving you behind the scenes.