Twitter is making it very unappealing to build on their platform, since developers have to effectively give up a large chunk of autonomy and trust that Twitter'

Twitter is making it very unappealing to build on their platform, since developers have to effectively give up a large chunk of autonomy and trust that Twitter's business model won't change again, and that Twitter won't suddenly start competing with them. And anyone who's paying attention knows that that's exactly what Twitter will do, since they don't have a clear, believable business model, and they've done it(destroyed their 'developers') before.