He owns his own Pro Lab in Toronto!
The C type prints are Lightjets
I'm sure that Mr Burtinsky will have his work printed using whatever technology he considers best achieves his aims. Adding a 11900 in the corner would probably not be too great a hardship.
There is also the spectre of the acceptability of inkjet output in comparison to C-type prints in the 'art world'. He needs a market for his work.
I did think it interesting that there is a team working on the digital processing options...
Mike