Sky is coping reasonably well with the shock of retrenching consumer spending, with revenues almost flat in Q4 2022.

However, profits are under pressure, as the increases in Sky’s costs cannot be fully passed on to customers, and the product mix is rebalanced towards telecoms and variable costs.

Management continues to leverage Sky’s brand strength and its critical mass of consumers to enter new markets, this time with home insurance.

Mobile sector returns are low, particularly for smaller-scale operators, with H3G earning less than its cost of capital. Regulatory initiatives, spectrum auctions and 5G look set to worsen this picture as H3G strives to gain viable scale

Back-book pricing is crucial to the returns of fixed challengers. Regulatory intervention is likely to lead to a waterbed effect in the fixed sector and exacerbate challenges in mobile

New entrant business case in full fibre is limited to de facto monopoly opportunities. There is the potential for BT’s returns to increase markedly if it gets full fibre right but new entrants’ inferior economics are unlikely to offer sufficient investor appeal