Of course the bullet points are good for attracting clicks. They occupy more real estate of the SERPs compared to other entries and therefore attract more attention and clicks.
Which is better, five lines in the SERPs or seven?
As far as I can see, if you have Rich Snippets then you are likely to occupy more space in the SERPS. For some reason Google is treating a few lists as if they were Rich Snippets.
But the real way to score in this particular battle is to have Rich Snippets - it will become more important as time goes by. And read the Bing section of WWW - they are rating it as important for the future.
Learn from this, see how the Snippets are presented in the SERPS and manage your Rich Snippets so that you use the space you have gained in the SERPS to YOUR full advantage.