The top three most important features: 1.SSD 2.SSD 3.SSD It's amazing. If you're contemplating getting a new machine, you can probably get by with adding an SSD. They're incredible.
What's your experience with the Atwood Failure Rate for SSDs?
Further, does it matter? How much data will you lose if your HD dies now? Perhaps you should log off HN and revisit your backup strategy.