We’re rolling out search across Tumblr, starting with individual tumblelog search. You can check it out on our tumblelogs here: David’s Log Marco.org Search boxes aren’t in any stock themes yet, but they’ll be included soon. In the meantime, you can add a search box to your custom theme or Description with this code: <form action="/search" method="get"> ...
We just pushed a few small updates to beta: You can now reblog any post as a Text post, Link, or Quote. If you prefer browsing Photo thumbnails in your Dashboard (or just need to be discreet at work), you can uncheck “Show full size photos” on your Preferences screen. Based on this clever Dashboard hack, nested blockquotes now get darker, making them easier to differentiate.