On quick reflection, initial 20% too low.

(xpost) I purchased http://www.swap.contact/ for a hackathon project -- but if EA Forum would use the domain I'd be happy to send it over~

See here: https://forum.effectivealtruism.org/posts/ooNHBxWrJXXinDRej/eag-is-over-but-don-t-delete-swapcard?commentId=J6q9ykfoXavKtAFqA

See this comment: https://forum.effectivealtruism.org/posts/ooNHBxWrJXXinDRej/eag-is-over-but-don-t-delete-swapcard?commentId=93nZthq4fMwfziJyh

Question resolves positively if the next EA Global London, participants use EA Forum/EA Hub/EA developed software to interact with other conference attendees. If there is no EA Global London 2023, question resolves as N/A.