1. Lessons learned
1.1. Edison was right
1.2. Personal experience generates good ideas
1.3. Technical stability is NOT an issue
1.4. Let user behaviour drive innovation
1.5. Open architecture gets your service extended and supported
2. Brainstorm and personal experience 2006
2.1. Odeo podcasting company
2.1.1. SMS group messaging
2.1.1.1. SMS-based social network
2.1.2. brainstorm
2.1.2.1. first use case: telling people that the club he’s at is happening
2.1.3. name: twitch -> dictionary -> twitter
2.1.4. Jach Dorsey sketch
2.1.5. Jack Dorsey, March 2006: "just setting up my twttr"
2.1.6. microblogging
2.1.6.1. Biz Stone and Evan Williams <- Blogger / Google
2.1.7. History in tweets (Dorsey)
2.2. twitter.com
2.3. tipping point:South by Southwest (SXSW) festival 2007
2.3.1. Backchannel
2.3.2. Web Award
2.3.3. @evan's story on Quora
2.4. TED talk Evan Williams
3. Mob rule 2007-2008
3.1. Innovation drivers
3.1.1. Open architecture
3.1.1.1. Third party apps
3.1.1.1.1. search
3.1.1.1.2. Twitter clients
3.1.1.1.3. multimedia content and link shorteners
3.1.2. Users inventions
3.1.2.1. @replies
3.1.2.1.1. embraced by the community first, then built into the system
3.1.2.2. #hashtags
3.1.2.2.1. Invented by Chris Messina?
3.1.2.2.2. popularized during the San Diego forest fires in 2007 when Nate Ritter used the hashtag “#sandiegofire
3.1.2.2.3. semi-permanent
3.1.2.3. retweet
3.1.2.3.1. 1. manual
3.1.2.3.2. 2. supported by clients
3.1.2.3.3. 3. "improved' by Twitter
3.1.2.4. Language
3.1.2.4.1. "Tweet"
3.2. Twitter design follows innovations created by the community
3.3. Fail whale does not harm
4. Benign dictatorship 2009
4.1. We Know What You Want
4.1.1. Kill "all @replies" option
4.1.2. lists
4.1.2.1. Dying
4.1.3. retweets
4.1.3.1. 5/2010 Filter?
4.1.4. Much explanation needed
4.1.5. Timeline
4.1.5.1. 20100524 Improved LinkedIn and Facebook integration
4.1.5.2. 20100615 Twitter Places announced
4.1.5.3. 20100510 Acquires Smallthought Systems (Trendly)
4.1.5.3.1. products for 'future commercial partners'
4.1.5.4. 20100609 Link wrapping and shortening announced
4.1.5.4.1. analytics 'within our eventual commercial accounts'
4.1.5.5. 20100423 Acquires Cloudhopping (SMS)
4.1.5.6. 20100413 Promoted Tweets announced
4.1.5.7. 20100320 New homepage design
4.1.5.7.1. 'Top Tweets'
4.1.5.8. 20100603 You Both Follow
4.1.5.8.1. shelved?
4.2. Strategy
4.2.1. Strategy change: news and information network
4.2.1.1. What are you doing? -> What's happening?
4.2.1.2. Signin minimalised
4.2.1.3. add to home page
4.2.1.3.1. Trending topics
4.2.1.3.2. Lists
4.3. Apps scramble to follow
4.4. Developments from March, 2010
4.4.1. Twitter acquires apps
4.4.1.1. Tweetie
4.4.1.2. Twitter's response to developers
4.5. VC influence?
4.6. @OnTheRoad
4.6.1. How users actually use Twitter
4.6.2. Focus on peer groups
5. Additional sources
5.1. The History of Twitter's Valuation [infographic]
6. #newtwitter
6.1. Alex Payne
6.1.1. 1. Decentralised
6.1.2. 2. Walled garden