Yes i’m using Windows 7 64-bit, and Vegas Pro 64 bit. I’m not using avi, wmv, HDV, but occasionally .mov (h.264) and mpg. I use a USB3 docking station every day. No-Blackmagic, but I have an esata 9TB raid 5. I do not use the Sony multiicam.
Jeff
Windows 7 64-bit, ASUS P6X58D, i7 960 3.20GHz, 24.0GB DDR3, 12TB connected storage