Intriguing. You'd need some way of providing feedback to them if they 'picked right'. Combining our ideas, this would mean 'picked like long-time users did'.
Re: xenophobia, it's not precisely that, as I'm not suggesting a date-joined-cutoff, just that it takes a long time for HN to be convinced you should contribute, rather than just learn.
Re: xenophobia, it's not precisely that, as I'm not suggesting a date-joined-cutoff, just that it takes a long time for HN to be convinced you should contribute, rather than just learn.