Why is that a simpler theory than "why pay when it's incredibly simple to download for free"? https://venturebeat.com/2015/01/05/monument-valley-developer-only

Why is that a simpler theory than "why pay when it's incredibly simple to download for free"? https://venturebeat.com/2015/01/05/monument-valley-developer-only-5-of-android-installs-were-paid-for/ https://venturebeat.com/2015/01/05/monument-valley-developer...