Accidental Blast from the past...Dreamcast?

Because some of limited staff and licensing, some of the machines we use at work are required to run Windows NT 4.0. Dangerous for sure, but I have no control over that. I had to replace a sound card, but the driver CD didn't have DirectX 6.0 that's needed. My search brought some interesting results:

Some may have been aware of the development relationship between Sega and Microsoft. I had read mention of it, but this article goes into a bit more detail.

I need to get back to work, but I figure it might be interesting for some.