It's just a folder of plaintext files, you can do whatever you want with it, including pointing your Dropbox-like service to it. I also pay for sync because I

It's just a folder of plaintext files, you can do whatever you want with it, including pointing your Dropbox-like service to it. I also pay for sync because I genuinely love the product (though I pay $5/month early bird pricing), but thanks to their file-first philosophy, I'm not locked in.