Can Unison intelligently control bandwidth allocation? One of the reasons I use dropbox, even though I'm a hacker, is because Dropbox seems to sense my interne

Can Unison intelligently control bandwidth allocation? One of the reasons I use dropbox, even though I'm a hacker, is because Dropbox seems to sense my internet usage, and throttle its bandwidth appropriately. Until unison (or some other solution) can work seamlessly in the background, when I'm working online, I prefer Dropbox.