Virgin Media’s Q4 performance was a little softer than expected, with subscriber figures quite weak and no improvement in ARPU growth despite a better implementation of its annual price rise

The cause is however likely market-driven, with broadband demand slowing and all operators struggling for ARPU growth, and Virgin Media does now lead the market for subscriber, RGU and revenue growth

The prospects for 2018 are solid if not spectacular, with Project Lightning driving market share gains and ARPU defended by a network speed advantage that will last for many years yet

Almost half of Facebook’s impressive revenue growth and turnover is still reliant on the US, where user growth has slowed down

Among GAFA platforms, Facebook’s core business is the one most directly dependent on dwell time, but the metric for the crucial home market is clouded in mystery

The company has yet to create significant compensating revenue streams outside display advertising, raising the importance of international markets for Facebook’s future