Ugh, fuck the SSRS web service. Spent all week trying to consume the service with PowerShell, doesn't make it any easier when there are undocumented behaviours. TypeName property has to be Type, for instance, when creating a search condition, TOTALLY contrary to the documentation.

Want to change the data source for a report you uploaded? Gl;hf! Back to it next week, think I'm close to having a working deployment script...so close.