Question: Which of the following End-to-End Key Performance Indicator (KPI) categories is NOT currently included in the document, but planned for a future update?
Option 1: Energy Efficiency
Option 2: Mobility
Option 3: Availability
Option 4: Utilization
Explanation: The correct answer is Availability, as it is planned for a future update, unlike the other options which are currently included. This highlights the importance of staying updated with evolving telecom standards and their implications on network performance evaluation.