Your customers are no different than the people who are looking to buy a specific tool for a job. To deliver the right product functionality without getting lost in the technology jungle, you need to develop an understanding of how successful products are developed in other fields.
It seems that if necessity is the mother of invention, then revenue from high internet traffic is the granddaddy of the con. Site sponsored advertising practice has now become so popular that many clever enterprising individuals and larger organizations are running large campaigns for site scams know as MFA (made for AdSense). These scraper sites are siphoning tens of millions of dollars from the likes of Google.
Most failures in software usability can be attributed to poor decisions at the executive level, which are promulgated due to a culture of silence. Developers and designers should be encouraged to think critically about their work and be provided with official channels for expressing their opinions (in a non polemic manner).