5 Web 2.0 Productivity Apps That I Actually Use

Let’s face it the barrier of entry to build a Web app these days is ridiculously low; developer tools are free, there are tons of good script libraries (especially the YUI) and companies like Amazon provide hosting and computing in a pay-per-use model. It seems that any group of kids hacking around is able to simply and cheaply build a website or app and as a result of that there is a huge glut of [...]