The Aether Core
This time he didn't ask Xi to translate for him. He wanted to put into practice the vocabulary he had just learned, and reading a manual in Oraclean was the perfect exercise.
He was able to confirm again that his intelligence had definitely increased. All he had done was read a dictionary, yet he had no difficulty understanding the contents of the virtual book either in terms of vocabulary or syntax.
Maybe he would forget some rarely used symbols over time, but with his constantly increasing stats it was unlikely. After all, if he wasn't trying to memorize, he could reread the English-Oraclean section of the dictionary in less than an hour.
Oraclean was a complicated language. The symbols for the different syllables and sounds were superimposed in a precise sequence to form words, then sentences, and a single large symbol could contain a lot of information.