>that amounts to maximum 5840 hrs/year or 58400 hrs per 10 years But no human can understand 300+ languages, especially not at 10 years old. Still a very appr

>that amounts to maximum 5840 hrs/year or 58400 hrs per 10 years But no human can understand 300+ languages, especially not at 10 years old. Still a very approximate comparison, but if you multiply your upper bound by 300, that gives 17.5 million hours, so more than what was used to train.