Read Disruption Theory is Real, but Wrong
Disruption is happening, and the tech industry is having a dynamic and revolutionary impact on industries around the world for precisely the reasons that Christensen articulates in his work. But the units of resolution aren’t right; maybe not everywhere, but that certainly feels to be the case in today’s tech world.

This, it seems to me, is why looking at a system, sub-system and supra-system is a key dimension of TRIZ innovation methods. And it takes having an overview of all three, regardless of where you will apply yourself. (ht Alper)