What's so bad about Mozilla's Toronto workspace? Besides the fluorescent lighting, the colorless white walls and the folding tables, the worst thing about Mozilla's Toronto workspace is how we're sure management would improve it. With corporate graffiti, company logos and too many colors. That was management's trick at Facebook and look where readers ranked it in our poll on tech's ten worst workspaces — as tech's second-worst workspace, just after Mozilla. Check out the full list, below.

1. Mozilla
2. Facebook
3. Mahalo
4. DoubleClick
5. Yahoo
6. Microsoft
7. Google
8. LinkedIn
9. Jajah
10. Adobe