And a week or so later, when you try to remember what you said at this party, that really terrific thing, you rack your brain, but can’t quite come up with it. That’s Twitter.

The blog, on the other hand, is slow, reliably reference-able, and findable. It’s like a speech, prepared in advance, with the text distributed. Some will hear the speech on the day it’s delivered, but others will be able to reference its text across the years.

Randy Murray – Business Blogging: Tweet For The Moment, Blog For The Ages.