> I never heard of the Home Media Center...

Officially, "HMC" stood for "Home Media and Communication System". I'm not sure Genesi ever managed to actually sell any units to actual customers.

https://genesi.company/products/homemedia
https://morph.zone/modules/news/article_storyid_848.html
https://web.archive.org/web/20080122094837/http://www.genesi-usa.com/press.php?date=20051203
https://web.archive.org/web/20061018192634/http://www.pegasosppc.com/store.php?category=18
http://www.amiga-news.de/en/news/AN-2005-06-00086-EN.html
http://www.amiga-news.de/en/news/AN-2005-12-00012-EN.html