"Please tell us exactly how little you can subsist on" in other words.

Lads, just start paying a #UBI - everyone deserves an equal share of the dividends from taxation, and nobody deserves or is immune from destitution. We certainly don't need morality police looking over our shoulders at what we spend our income on - make it enough for a decent if frugal standard of living, and move the means testing to the income tax system.