Sonnet Express card 3/4 adapter for more firewire on Macbook Pro 15 inch

Looks like Thunderbolt is finally being put to use!
http://www.sonnettech.com/product/thunderbolt/
Do I assume correctly that this will enable a usable 2 camera firewire interface with
Thunderbolt equiped macbook pro 15 inch for BoinxTV?

Correct! We are waiting for our unit but from what Sonnet told us and from the tech specs, that’ll give you a second FireWire input .