This comments listing, taken from Jon Tan’s website, is an excellent  specimen of good type treatment (the text is consistently set on the same baseline across the two columns), minimalistic use of horizontal rules to divide content (single and double) and just a gray/black scheme for the text treatment.
Simplicity is not that simple, is it?

We love the extreme simplicity and elegance of this comments listing from Cultured Code forums: simple but great typography and a fading call-out box gently receding into the background.

Though comments listing are an essential asset in blog webdesign, we feel they’ve been slightly neglected here in W&P. So here you are an inspirational comments listing from Design snack, a beautiful socially-powered design gallery recently redesigned.
In this case we loved very much the bubble that comes from the avatar without disrupting the listing cohesion of [...]