exFAT is a file system designed for sneaker-netting flash drives and memory cards between and among Windows, OS X, and consumer electronics devices. It was introduced by Microsoft in late 2006.
Will fuse-exfat cut into MS's juicy exFAT licensing revenue? Will MS litigate fuse-exfat's developers and users into patent oblivion? Will there be a DKMS dynamic kernel module version of the software, similar to the ZFS on Linux project?
ReadWrite, The H, and Phoronix cover the story.