Co-existence of Mac OS X and Windows on your Intel based Mac is easy and with no difficulties. But, there was one huge disadvantage. From Mac OS X it was really easy to access files from Windows, but to write them back was a really tough job.
But, Google employees are great, smart and very productive. One of them brought a tool for us, the users of Apple to directly open and SAVE the files on the NTFS partition without the need for any extra effort.
Sure, it contains a lot of warnings about the damage of your data, but you can easily click all the agreements and start enjoying the work.
But, the way from Windows to Mac OS X is still a bit difficult. At least, you have to pay for the access.

I think I’ll wait until this turns into a mature application… But it’s great that steps are taken into this direction.