This post by @lukestokes also has some great info
https://hive.blog/steem/@lukestokes/how-steem-became-hive
And a tweet from CZ and me :)
Deleted afterwards.... he has a bunch of tweets from that time, at the end apologized and removed witness votes
https://hive.blog/steem/@dalz/just-posting-this-tweet-to-be-recorder-on-the-blockhain