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Shayan at Zoosk turned me onto this article – Why Dating Sites Should Care About Virtual Goods.

Eharmony spends $93.3 million in advertising in 9 months, almost twice as much as Match.com.

Eharmony changes its community guidelines and forgot to mention it.

Eharmony buys FertileThoughts.com (old but relevant, still on acquisition spree).

10 Best iPhone Apps for Dating

Online Dating – Blocking The Bad Guys

Great iPhone preso on AppStore retention curves, pricing strategies, engagement metrics, etc.

Great presentation about AppStore retention curves, pricing strategies, engagement metrics and more from Pinch Media, which provides developers with an analytics library to monitor app usage in iPhone applications. Thanks Andrew Chen.

Developer Analytics tracks social media applications.

Inside Facebook on Facebook Chat: Latest Stats

Current Facebook Chat Statistics

   * 300+ million chat messages are sent per day

   * 4+ million active channels at peak

   * There are “well over” 100 machines supporting Chat

   * 67% of users have chatted at least once (so about 117 million people)

   * The first message sent using Facebook Chat: “msn chat?”

After one week, a million people using Google’s Latitude service.