Lovely map. With some caveats tho. One being the exaggerated representation of Kurds, especially in central Turkey.
It also glosses over the immense differences between Arabs, who besides language don't have that much in common. (And even the differences in language can be discussed)
Differences between Levantine Arabs and Omani Arabs are perhaps comparable to Persians and Tajiks, who are separate categories.
Yes, the Beginner's Box was (hilariously) difficult for our group of seasoned 5E players. What definetly didn't help tho was that one of our players was a alchemist who was strugling to make each round count.
In other words: stick with the more basis classes if you're new.