Red stripe vs blue stripe 3M ribbon cable - anyone used both?

Btw, the board design has changed dramatically in the last four months:
http://www.kickstarter.com/projects/shawnswift/the-mightytm-microcontroller/posts

Oh and that's an Atmega1284 on there. I was originally going to use a 328, but it turned out SD cards don't play nice on the SPI bus with other devices and I really needed the extra ram.