BT Group revenue growth held steady at -1.5% during the quarter, but this was helped by some recovery in the (still declining) Global Services division, with weaknesses appearing in a number of other areas

BT Consumer is of particular concern, with revenue growth turning negative as a result of declining volumes and weak ARPU growth, which are driven by industry-wide trends that are hard for BT to avoid

Looking forward, the March quarter will be flattered by an overlapping price rise at BT Consumer, but thereafter pressures will resume, with few obvious sources of upside on the horizon

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