When I saw this video it reminded me of my childhood. I was so fascinated with fire and explosions that I feel lucky to have all my body parts in place. I also had discovered my own cheap and simple method to detonate my homemade bombs and everything.
This idea by Thomas Kim shows how can someone simultaneously light a batch of matchsticks with the help of a heating wire and electricity. There is not too much explanation in the video but you will get the idea.