public static bool IsLegacy(this EItemState state) => state.HasFlag(EItemState.k_EItemStateLegacyItem);
public static bool IsInstalled(this EItemState state) => state.HasFlag(EItemState.k_EItemStateInstalled);
public static bool NeedsUpdate(this EItemState state) => state.HasFlag(EItemState.k_EItemStateNeedsUpdate);
public static bool IsSubscribed(this EItemState state) => state.HasFlag(EItemState.k_EItemStateSubscribed);