Abstract: Have you ever had that awkward feeling when you were trying to solve an easy problem, and everything just came between you and the solution? Fear no more, you’re not alone! I have no solution, but we’re all on the same boat, it isn’t even a Computer Science thing! A case-study of complex interleaving in real situations, and what you may try to do O_O Bio: CoderDojoMaster mentor since 2014. Master student in Computer Science. Developer at FBK, E-Health unit. Since September, also a High School Professor! No rest for the scientists :s