Questions and more questions...  and some answers...

 What is a Virtual Observatory (VO)?

What efforts to assemble a virtual observatory exist at the moment around world?

What is necessary to become a member of IVOA?

What efforts to assemble a virtual observatory in Brazil exist at the moment?

How expensive are these projects? In particular, the Brazilian VO.

Why a Brazilian VO is necessary? Why to spend money with this project?

How will the Brazilian VO make new science possible?

Which technologies and facilities are used on VO?

What are the main technological obstacles to the VO?

When will the Brazilian VO become available?

What are the next steps?

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