The "some random idiot" is correct in his blog post. Cortana could be the greatest compilation of code ever written, but here it's directly advertising a featur

The "some random idiot" is correct in his blog post. Cortana could be the greatest compilation of code ever written, but here it's directly advertising a feature to the user, asking them to take time from their day to use this feature, which does absolutely nothing for the user. Maybe not enough to call for a firing of some likely very talented people, but also not enough for you to label the complainer an idiot.