This story (like the last one) was also inspired by the curiosity of my students at Cali, Colombia. The question, this time, is: When and why does the bang (!) operator fail? Sometimes you have infinite bulletsWhat we were discussing with my students those days was one of the core concepts of Erlang: Message Passing. Message Passing in Erlang is achieved using the send operator (i.e. !, a.k.a. ban
![Running out of Ammo](https://cdn-ak-scissors.b.st-hatena.com/image/square/32b421a83385136579fededbdf2d5a262b828200/height=288;version=1;width=512/https%3A%2F%2Fmiro.medium.com%2Fv2%2Fresize%3Afit%3A1200%2F1%2AEt9Az70n7fy2hdWov2wauA.jpeg)