Assorted nonsense and marginally relevant shenanigans via my personal delicious.com bookmarks.

- advergirl: Practical advice on social media and your marketing mix: Advergirl does it again with a tight presentation on determining if you and your brand is ready for a little social action.

- Mysteries: Why is Google afraid of links?: The death knell for link relevance when it comes to search engine optimization? It's called shutting down another black hat loophole.

- Sad Guys on Trading Floors: From the darkest recesses of the mad mind of Chris over at the816.com.

- New in Labs: Stop sending mail you later regret: Late night drunk email sending begone! Enter Google Mail Goggles!

- SXSW Downtown Hotel Giveaway!: Man, I gotta make SXSW this year…

- The ladder of participation in social media: Three quick hits on social media participation models.