Luna begins to use Ginny to gather information on the Wizarding World. She refrains from referring to the Weasley girl as a friend in her missives to Artemis. He accepts Ginny as Luna's informant; he assumes her useful but none to bright.
She eventually manages to reconstruct her phone successfully, several months after arriving. Artemis is displeased by the delay, but she had to replace the majority of parts with magical conduits. Now she fears it will fail outside the Wizarding World. Artemis tells her to keep working.
There must be a more efficient way to spell-proof technology. Artemis muses in one missive. The Fae of the underworld have managed to harness both their innate magic and advanced technology to their will. I am close to acquiring some for further study. Luna makes a mental note to send him any information she can locate about the Wizarding world's fairy folk- myths or facts. The more she sees of the magical world, the more she realizes how little they know of the Fairy People's brand of magic. Reading spells out of a book didn't guarantee instant success. Likewise, the Book could be missing vital details that came only with practice.