Hardware & software:
- Quartz ? News in a whole new way – Quartz (iOS) for free from Leo Laporte.
- Preview (for signing PDFs) at http://9to5mac.com for free from Alex Lindsay.
- Cherry MX Keyboard at http://codekeyboards.com for various $ from Andy Ihnatko.
- 1Password for Families at https://blog.agilebits.com for $5/month from Rene Ritchie.
Books:
- Alexander Hamilton
for $21.95 (on Amazon) from Leo Laporte.
- Washington: A Life
for $21.68 (on Amazon) from Leo Laporte.
- Team of Rivals: The Political Genius of Abraham Lincoln
for $27.46 (on Amazon) from Leo Laporte.
- Leonard: My Fifty-Year Friendship with a Remarkable Man
for $15.89 (on Amazon) from Leo Laporte.
Andy Ihnatko also mentioned the WASD 6-key Cherry Switch Tester: http://www.amazon.com/WASD-6-Key-Cherry-Switch-Tester/dp/B00AZQKCD4 .