To use SQL Server and dotNET, no doubt. ;-) Nice try....
You can build a horrible system in SQL Server and a great system in Oracle, and vice versa.
There are several technologies that can handle this. This isn't about a specific technology.
The issue is rather obvious - there's an architecture under the hood that is ultimately going to "come to light" once more starting looking seriously at what's under the hood. And then heads will roll....