Should startup investors measure not only the return on investment but also the startup's impact on society and the planet? 

And how to avoid investing in "good karma projects" turning bad? 

Remember a platform for sharing different cultures by providing your living space to a foreign stranger? That eventually turned the historical city centers into virtual hotels. Rings a(Airbnb) bell?

Andrew Grey (Investment Manager, Tilia Impact Ventures) discusses with our Vaclav Pavlecka (Managing Partner Czech Founders Ventures and co-founder of Disraptors).