From job opportunities to entertainment options: living in Sofia, Bulgaria's largest city, has its perks. It also has its downsides. This is why Sofianites are an angry lot, eagerly expressing their frustration at queues, while driving and especially on social media. What specifically drives these people crazy? Like in every big city traffic, infrastructure, pollution and overpopulation play their roles. But like unhappy families, each angry city is angry in its own way. Here is a long, but by no means exhaustive list of the things that force locals off their rockers.