Microsoft wants you to 'do the math'
tuaw.com
tuaw.com
Baloney on the 'truth' comment. Advertising spin is advertising spin. I used to (and still do) watch Apple do it all the time. It's the nature of competitive advertising.
If you want to make a good argument, don't go over the top and trigger people's irrational fanboi detector. Seriously, this thing doesn't belong in the lineup because it's 0.48kg heavier? And these 0.48kg will cause you to go to a person to destroy your back?