I am not sure of assholes. I think they distribute evenly across all nations. On the other side those countries tend to be specifically nationalistic. Russia would also go in this cluster, but it is much more seldom to meet Russians these days in Europe or the US. I just want to add that India has the huge advantage that a lot of people can speak some kind of English. Most with a strong accent, but the percentage of English speaking Indians is very high compared to china, Korea, Japan.

Wäre zumindest einfacher als das Holzbein

Wo Deutschberg oder Deutschstein

Exactly. Once you can be exchanged easily there is no need to treat you well. Then it is more up to the character and motivation of your superior. Working in IT development (google or Apple) can sometimes been seen as good working conditions, but this is more because they know they need not only someone who studied IT, but is also knowledgeable and highly motivated, which narrows down the potential candidates a lot.

Was