Chris Anderson of TED asked Elon a lot of the questions and concerns being discussed here. Check it out if you want to understand his perspective and goals with twitter.
“Having a public platform that is maximally trusted and broadly inclusive is extremely important to the future of civilization”
To that end, he committed to transparency. For example, changes to tweets or users would be made visible and apparent so there's no more behind the scenes manipulation. The algorithm itself would be open sourced. Anyone could view it on Github and suggest changes or point out issues.
“Having a public platform that is maximally trusted and broadly inclusive is extremely important to the future of civilization”
To that end, he committed to transparency. For example, changes to tweets or users would be made visible and apparent so there's no more behind the scenes manipulation. The algorithm itself would be open sourced. Anyone could view it on Github and suggest changes or point out issues.
https://youtu.be/cdZZpaB2kDM?t=666