I think if he thought he actually had a real chance to getting elected he’d spend all he had to to make it happen. But he’ll probably just spend enough to hurt Republicans and help Hillary.
For those who care, here is the initial FR reaction to the Trump announcement. Close to 500 comments already. There is a link to the complete speech at Comment #404.
http://www.freerepublic.com/focus/news/3300825/posts?q=1&;page=1