I've never heard of that (successfully) being done before. It's definitely possible, but it sounds like one of those, "there are probably 5 easier ways to do it than that..." situations.

And I think the step you're referring to is part of the setup to use the n900's cellular data connection by your windows desktop over usb, which is usually not-too-difficult. Here's a summary of connecting options I've found: http://myn900.wordpress.com/2010/08/...isual-summary/