> It can reliably execute direct or vague-ish commands "play X movie in app Y" or "play x show" and can infer X movie is only available in app Z so use that.

...how does that work, exactly? (or rather: what's the context here?); there's no possible way for an Alexa+-powered Amazon Echo to control my AppleTV or interface with VLC on my desktop.

Presumably, FireTV?