The survival of the mobile-only business model is looking shaky and that is driving MNOs to seek fixed-line acquisitions and partnerships – mainly based around fiber, but with some operators also placing their hopes on 5G fixed wireless access (FWA) as a way to deliver fixed/mobile and quad play bundles, at lower capex cost. In the UK, mobile-only operators like Telefonica O2 and Three say they are evaluating FWA, while infrastructure provider Arqiva recently acquired millimeter wave spectrum in the 28 GHz band in London, and carried out demonstrations of a potential wholesale 5G fixed network, working with Samsung. But the main concern of MNOs in the country is to have an alternative to Openreach – BT’s wholesale arm –…