In most of Europe it seems ~20 euros/night for a dorm bed is about the standard. I'm used hostels (& couch surfing) quite a lot and never really had problems,

In most of Europe it seems ~20 euros/night for a dorm bed is about the standard. I'm used hostels (& couch surfing) quite a lot and never really had problems, but I guess it depends on the region you are traveling in. Tallanvor's approach seems unnecessarily paranoid to me, but I don't know where he travels too.