On Thu, May 23, 2013 at 4:36 PM, Kevin Smith <ke...@kismith.co.uk> wrote:
> There are also likely options along these lines that involve less > privacy invasion than operators manually examining the accounts. A > captcha for every subscription request? Only one outstanding (not > reciprocated) roster request at a time? > Subscription rates, and a limit on outstanding subscription requests, both seem sensible.