We all have listened to super boring and tedious presentations. Bad quality slides, long baffling and uninspired speakers. One often gets the impression that presentations at school are primarily done to please the teacher (which they rarely do) and bore the audience to death.
To my mind, pecha kucha is a punchy and cool format to spice up presentations. It is fast, visual based and it prevents you from talking too long but forces you to get to the point.
Here you can find great examples of Pecha Kuchas.