Here's my contacts with different customer services and support. As you'll see - the situation is tragic:

2010-06-10 Motherboard BIOS Problem, Gigabyte Technical Support is Lame

2012-12-17 Virtu MVP Problem, Gigabyte Technical Suport is Lame

2014-01-06 Suggestion to Denon developers team, their technical support not willing to internally forward a message