Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
If you really want a free and good replacement for Microsoft Office, you should be looking to OpenOffice.org, not Google. OK, so it is rather neat that Google is releasing a Web-based spreadsheet, but come on, is it really that big a deal?
According to the United Kingdom's Guardian newspaper, when you compare the spreadsheet to "Writely [Google's online word processor], Google's existing blogging tool, Instant Messenger service, e-mail product, calendar and Web page creator, the spreadsheet application gives the company a full suite [that] can compete directly with Microsoft's best-selling Works and Office software."
OK, I'll give you Works, but Office? Puh-lease!