Quite right. Horses for courses and different people find different things useful,
with any lack of reliable core call access making any mobile phone service not just utterly pointless, but a darned liability IMO.
I do find wifi and VoLTE calling very useful beyond what systems like whatsapp offer, but they all still do have their little niggles.
Show us ONE just ONE real, defined benefit for the British public from Brexit Other than: Bankrupt businesses, Devalued currency, Chlorine bleached chicken, Climate Science Denial, Milk from infected udders and the NHS sold to US pharmaceuticals and insurance companies?