Billions of phones can't run Google and likewise Apple contact-tracing applications

INSUBCONTINENT EXCLUSIVE:
Apple and Google's upcoming smartphone-based contact-tracing system will be unavailable on as many as 2bn mobile phones according to new
estimates from industry researchers.As reported by The Financial Times, the system will allow mobile phone users to track whether or not
they have come into contact with anyone infected with the coronavirus which will help prevent Covid-19 from spreading further.However, Apple
and Google's new system relies on specific wireless chips and software that are missing from hundreds of millions of older smartphones
that are still in use today
This means that those still using older smartphones will be unable to use the system which could make them more susceptible to becoming
infected.Analyst at CSS Insight, Ben Wood explained to The Financial Times how those using older smartphones or feature phones will be
If you are in a disadvantaged group and have an old device or a [basic] feature phone, you will miss out on the benefits that this app could
contact with
If someone does become infected with Covid-19, the system will then use these beacons to notify everyone they have come into contact with to
self-isolate to prevent the disease from spreading further.The system relies on Bluetooth Low Energy chips to detect proximity between
devices without taxing their battery life
However, these chips are nowhere to be found in a quarter of the smartphones that are used today according to Counterpoint Research
Additionally, 1.5bn people use basic or feature phones that will also be unable to take advantage of Apple and Google's contact-tracing
system.While the tech giants' new system may not be able to be installed on all of the smartphones in operation today, it could still be a
huge help in flattening the curve by preventing new infections.Via The Financial Times