Because there are three levels of permission an app can ask for: * Read only * Read and Write * Read, Write and Access direct messages I think you are m

Because there are three levels of permission an app can ask for: * Read only * Read and Write * Read, Write and Access direct messages I think you are missing the intent of your quote, which is they won't _automatically_ tweet on behalf of their users. Using their site for only a moment, it is clear they will require writing tweets, upon users actively marking a twitter icon and submitting a share form.