It’s not clear who put this one together, but it’s a fairly comprehensive infographic that tracks the rise of technology from paper to the singularity. I learned about it from Alfredo Vela’s TICs y Formación blog.
Blog: http://goo.gl/2T56C
Graphic: http://goo.gl/8uYzj
Sources:
- http://www.itu.int
- http://www.ce.org
- http://www.nytimes.com
- http://www.kurzweilai.net
- http://www.intel.com
This may just be a pet peeve of mine, but I don’t really consider it to be the source unless it links to the actual web document that has the data.