THE ROLE OF SUB
Sources: TeleGeography, IISS, Straits Research, Global Digital Inclusion
+ 50 % CAGR
Africa’ s international bandwidth usage grew by more than 50 % annually from 2018 to 2022 – the fastest rate globally
US $ 10tn
carried by submarine cables in daily financial transactions. Any major disruption could halt the critical flow, causing economic turmoil and potentially sparking a global financial crisis
Submarine cable projects launching between 2023 and 2025 reflect a major investment in global infrastructure, with
US $ 11bn
in construction costs demonstrating the drive to enhance international capacity and connectivity
14 July 2025