Yes. To have a great big banner across the front page of techcrunch would be cool, big out of the budget for the moment. Are you aware of a nice list of startup/tech sites..with marketing a new startup in mind?
You might consider investing into a Mixergy sponsorship; and get Andrew to endorse you during the intro to his shows for a month.
If that kind or arrangement is too rich, get creative - there are tons of popular bloggers in this scene. Start connecting with them. With a little incentive, you could get them to review or endorse you in an article for the launch.
Writing guest posts is another option. Fresh, unique content can attract the attention of bloggers - and if you write something that contributes real value to their readers - they'll be more than happy to let you include an opportunity for readers to opt-in to your program.