Easiest and hardest languages to learn based on FSI data

Summary
The State Department's Foreign Service Institute rates Romanian easier than German and Swahili quicker than Polish. Here are 10 takeaways.
Description from Quartz.
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Easiest and hardest languages to learn based on FSI data
The State Department's Foreign Service Institute rates Romanian easier than German and Swahili quicker than Polish. Here are 10 takeaways.
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