So much this. Information density goes down quicker than my screens grow in size. Now on a typical chat platform I can see less of a discussion than in a typic

So much this. Information density goes down quicker than my screens grow in size. Now on a typical chat platform I can see less of a discussion than in a typical 1990 IRC client. If the point of your site is to transmit text information, negative space is something you should avoid. One pixel can be enough there.