>>Maybe he wants to sell you some .NET consulting services. "Not Scalable", like we haven't heard that before.:)
>>
>>Doesn't that word mean whatever the user wants it to mean.
>>
>>Tell him:
>>"Scale this!"
>
>I understand all this but I am mostly looking for some good justifications we can use such as Marc mentioned.

Okay:
http://www.risc-inc.com/

This company sells a VFP Learning Management System (Computerized Learning). It is a VFP 8 solution using SQL, DBFs ASP and Java. They sell server space or will install their VFP centric solution at the client's site. Some client servers take 80,000 in-house RISC content hits a day! They have installs n China, Abijizan. VFP interfaces and content is also published in Chinese.

Big multinational corporations are clients. They won a gold Brandon Hall Award:
http://www.brandonhall.com/public/awards2002/winners-2001.html