They stink (not least because they tell you to use the directory structure of the zip archive to figure out where to put things). However, if you read these instructions instead, you will be on the short track to enlightenment.
Office 365 for IT Pros
RSS
Paul's Down-Home Page 
Are comments working yet?
I don’t know, but the theme or stylesheet you’re using looks like it’s gotten mangled; the spaces between articles aren’t there.
The stylesheet was “damaged” (how’s that for a euphemism?) during the upgrade; fixing that is #1 on my things-to-do-when-I-have-time list, right behind enabling TypeKey support.