Hacker News on 3 September 2009

• Dropbox's Summer 07 YC Application
• Sun engineer responds to the Backblaze "Petabytes on a budget" design
• Things Every Programmer Should Know - Edited Contributions
• Saving is Obsolete: Etherpad adds time slider
• College, all you can learn, $99/month
• Ravelry - a very successful deployment of Ruby and Rails
• Is your product an Ice Cream Glove or a Snuggie?
• How To Get People To Reply To Your Messages In Online Dating, Part I
• Ask HN: Is version control worth learning early on?
• For Hackers Who Don't Sleep