Ubiquity - Lowering the threshold for Web mashup

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Mozilla Lab recently released Ubiquity, it aims to lower the threshold for Web mashup. The following clips demonstrates how Ubiquity works in action:

may consider to replicate the OS to WebOS, others try to glue different pieces together to stop reinventing the wheel. Ubiquity takes the second approach, and seems quite promising.

As a die-hard command line user, I really love the simplicity of Ubiquity. And hopefully the following features may emerge later:

Any idea of new commands that make your life easier?