Deaths in the elderly is precisely what the UK strategy is aiming to avoid. Isolate elderly and other at risk groups until there is herd immunity in the rest of the population.
The UK strategy is not aiming to reduce deaths in the elderly. Claiming that it is would be a grievous lie to distract attention from the real and only reason: propping up the economy as long as possible.
Claiming you can isolate at risk groups well enough while the whole country is going about its business is just putting your fingers in your ears and going lalalalala.
Claiming you can isolate at risk groups well enough while the whole country is going about its business is just putting your fingers in your ears and going lalalalala.