Catalyst uses extensive use of Open GL, both in video acceleration and the effects. This all happens on the graphics card.

Having SDI Out is contraversial. Some people (like Rock n' Roll and TV) love SDI. Some do not (theatre boys and corporate). Sven Ortell from Mesmer is currently using 1280x1024 65% Photo-Jpeg animations on the Three Musketeers show in Berlin - this makes use of wide screen projections, so resolution is the key. BTW use a 2.5Ghz G5 if you want to do this....

Scan converters sort the problem out, as well as genlock, but they can introduce their own set of problems.

What are peoples' favourite scan converters?

Hugh