| Limitation | Impact | |------------|--------| | Max 40 active AddOns before UI lag | Hard frame drops in combat | | 64-bit only (since 2019) | No 32-bit OS support | | Single-threaded Lua VM | CPU bottleneck for complex raid frames (e.g., HealBot) | | No native Linux client | Proton/Wine required, anti-cheat issues | | In-game voice latency | 150–300 ms typical (worse than Discord) |
A separate client used for testing upcoming patches before they go live. 2. Client Management & Customization wow client