FeedMyInbox is a very simple service that attempts to bridge the gap between feeds (RSS, XML, Atom) and email.

Over the last year or so, I seem to have picked up a whole bunch of ebooks. They range in topics, from blogging tips, marketing, networking, feature writing and more.

Topsy is a new kind of search engine, with a new way of looking at the Internet. Topsy doesn’t think the Internet is a collection of documents. Or even a web of documents. Topsy sees the Internet as a stream of conversations.

KnowEm checks the availability of your brand name, user name or vanity URL on 120 popular Social Media websites.

Social Mention is a social media search platform that aggregates user generated content from across the universe into a single stream of information.

Trendrr allows you to track the popularity and awareness of trends across a variety of inputs, ranging from social networks, to blog buzz and video views downloads, all in real time. You can even compare trends to one another, monitoring and evaluating this comparison across a variety of sources.

CodePaste.NET is a public site for pasting snippets of code and linking to them from social network sites.

BackType is a conversational search engine. We index and connect millions of conversations from blogs, social networks and other social media so people can find, follow and share comments.

Twitturly tracks the URLs flying around the Twitterverse and provides a quick, real-time view of what people are talking about on Twitter.

Which do you think is the most stupid Twitter tricks?