Hacker News on 15 April 2008

• Tumblr security hole (the gaping kind)
• Dean Kamen (Segway Inventor) Solves the World's Water Problems
• Why I hate Flash
• Got Virgin ISP? Cancel it.
• Aaron Swartz's newest project: watchdog.net
• Ten questions about entrepreneurs
• Russell Beattie ends Mowser
• The Motif of Employee Motivations (and how to leverage them).
• Hacker meetup #2 for UK based hackers (London, this Friday)
• Ask YC: Where are the real web 2.0 apps?