Well, it definitely becomes harder when you cannot (officially) access any of the WP infra, including themes and plugins.
WordCamp expenditures: $2,159,747 (82.81% of total expenses)
Meetup expenditures: $229,571 (8.80% of total expenses)
Total Meetup.com dues: $224,249
Total Meetup Venue rental & exp: $5,322
Operations: $218,685 (8.39% of total expenses) <------ HOSTING PLUGINS/THEMES ETC