Quite imperceptibly in many bands on big stages laptops and controllers took over the guitars. Music created with computers use is nothing new since long time, which is something that music academies seem not to noticed. Why is that so? And where the people derive the knowledge about how to create it from? Does ‘classical’ music knowledge help or not necessarily? You will hear about it from those who are associated with laptops, but also know what’s the matter with playing on ‘real’ instrument.