Windows Central reviewed the Alexa on Windows 10
A quote from the article:
Alexa has a very particular set of skills, but they're not that useful on Windows 10.Alexa on Windows 10 Review
Alexa is now available on all Windows 10 PCs and with it come thousands of skills. But in a landscape full of digital assistants and Alexa devices becoming more and more accessible, is Alexa on PC that big of a deal?