> Async? Isn't your cohort supposed to be precomputed? The explainer indicates it's a Promise: "cohort = await document.interestCohort()" -- https://github.com

> Async? Isn't your cohort supposed to be precomputed? The explainer indicates it's a Promise: "cohort = await document.interestCohort()" -- https://github.com/WICG/floc https://github.com/WICG/floc One reason to make it async could be to give browsers the option to gate access behind a permissions prompt in some circumstances. > And undefined would still have to be handled anyway, as browsers without support wouldn't have the attribute at all Definitely. There are also browsers that are unlikely to add support (ex: Brave, as we're discussing)