Gravatar is an attempt to allow users to have one globally recognized avatar. The service, around for several years, allows a user can set an image as an avatar and have it recognized on a variety of sites. Later, users can change an avatar once and have it change on every Gravatar-enabled site that they use. Though the service is somewhat well known, what is not is its robust API for developers to integrate the Gravatar service into their own sites.
If you're using Twitter's Search API via the api.twitter.com sub-domain, you have a week to switch to search.twitter.com, according to a post from Twitter's Taylor Singletary. The endpoint being removed has not been officially supported by Twitter, though other supported calls use the same sub-domain.
SXSW was the source of a flood of real-time information on the web. Information flowed from attendees using social media tools to share what was being discussed, their thoughts and their experiences. This information was amplified further by the information be re-shared (retweeted on Twitter) and by other opinions being expressed about all things SXSW. But how is it that you ensure you don't miss an important piece of information from within your social media connections or even outside of your normal social media circles? From an earlier post on Cadmus, an algorithmic Twitter feed service, you may be aware of the idea of curation - filtering content to ensure that you don't miss the most relevant information. But who performs this curation and what roles do technology have in the process?