Yes, I have and it worked great! You have to enable the labs feature called "Pre-Cache Map Area" and it's a bit annoying that it will only let you grab a few (1

Yes, I have and it worked great! You have to enable the labs feature called "Pre-Cache Map Area" and it's a bit annoying that it will only let you grab a few (10) chunks at a time, but I used it last month while traveling 100 miles from "civilization" and it worked great.