Google Spreadsheets

Have you taken a look at http://spreadsheets.google.com. It is making the ppl to get rid of the proprietary MS Excel ... though not wholely but someday they will. I am waiting for thier Operating System to get available.. yes they are planning to build OS along with their current development of Google File Server. And if you are freelance developer and looking for some corporate level sponsership, google is there for you. It has established a NGO or an organization to help to NGO such that they will be funding for such causes. http://www.google.org is its link.