A bit off-topic, but philosophy has a huge underground following now. Even I started to get into philosophy of systems (general systems theory) as well as pure

A bit off-topic, but philosophy has a huge underground following now. Even I started to get into philosophy of systems (general systems theory) as well as pure topics like epistemology, ethics, aesthetics and logic. If you are out of Uni and never learnt it while in Uni, I recommend looking into Objectivism.