Lost of chat about firewire is superior to usb 2.0 and why the UR Series has usb. Look closely and you will find that the major hardware manufactures are coming out with ubs 2.0 instead of firewire, example Muto 896mk3 and others. It has to do with thunderbold which is fast as lightning. uha I was just about to buy a Mrx16 csx but a little research reveals all this to me. If you want to take a further look for your self here it is at the bottom of the page.
This is from intel.
Firewire seems to be deing a quick death.
Thunderbolt technology enables using the thinnest and lightest laptops and connecting to the extra power and performance of other devices when needed, using a single cable. Adding new performance devices is simple and easy—just plug and play—making Thunderbolt technology powerful and flexible.
Thunderbolt technology was specifically designed with PROFESSIONAL AUDIO and video applications in mind[/color], where the inherently low latency and highly accurate time synchronization features play a crucial role.
Thunderbolt technology for mobile
Enthusiast–level performance expansion, now with a laptop
With Thunderbolt enabled products, video editing and sharing using Intel® Quick Sync Video technology is even faster and easier.
Data transfers for backup, sharing, and editing are tremendously accelerated using Thunderbolt products, significantly reducing times to complete these tasks.
And Thunderbolt enabled products are compatible with existing DisplayPort devices so you don’t have to go buy a new display to take advantage of a Thunderbolt technology enabled computer.