Is that limitation alone holding you from using Google Docs as your Google Drive? Well, here's a new open-source program for Windows called Cyberduck that lets you transfer files and folders from the computer to Google Docs (and vice-versa) as if it were just another FTP server.
Joukuu brings all of your cloud based backup files together, automatically categorizes your documents, lets you manage files on your desktop across multiple accounts, currently supports Google Docs, Dropbox, & Box.net!