You know, I was thinking it, but I kept thinking “no, that can’t be right. I must be remembering wrong, surely it was some other video service.”

I guess it was right. Also Netflix.

IIRC Silverlight won a few deals for streaming media because it had the only semi-functional DRM solution available at the time.

IIRC prime video also used it for a while. Both because of some msft developed streaming tech in silverlight