Week 8 (unit 7) comments

I commented on Natalie's blog:

http://introtoinfo.blogspot.com/2009/10/week-7-readings.html?showComment=1255796988601#c2811159543457324241

and Christa's blog:

http://christaruthcoleman2600.blogspot.com/2009/10/readings-for-week-seven-or-is-it-eight.html?showComment=1255897110529#c5575533014474820805