Reading this thread led me to do a search.
Here's a link to a thread about hdmi problems:

http://www.google.com/search?sourceid=navclient&ie=UTF-8&rls=GGLD,GGLD:2005-14,GGLD:en&q=hdmi+switch

Here's a link to a thread about hdmi vs. dvi:

http://www.google.com/search?sourceid=navclient&ie=UTF-8&rls=GGLD,GGLD:2005-14,GGLD:en&q=hdmi+dvi

And in this second thread there's an article showing differences and giving explanations and some products with their specific connections:

http://www.google.com/search?sourceid=navclient&ie=UTF-8&rls=GGLD,GGLD:2005-14,GGLD:en&q=hdmi+dvi

Does it not seem that when hdmi becomes fully stable dvi will vaporize like beta vs. vhs?
Now I'm concerned. I want the 990, but I don't wanna be sorry in the future due to incompatability. Gonk has addressed this issue thoroughly above.........but..........