Arabic text often uses Harakat (Fatha, Damma, Kasra). The standard English Illustrator renders these as overlapping garbage. The ME version positions them precisely above or below the base character, allowing for proper Quranic text design or educational materials.
Yes and no. As of Illustrator 2025 (v28+), the "World-Ready Composer" is now standard in all languages. However, the remains LTR. For a truly native experience (menus in Arabic, Right-aligned rulers by default), you still need the "Language Pack" version.