It hasn't been very long, but I've making solid progress since I posted Flask-Ask a month ago:

https://news.ycombinator.com/item?id=11871554

I've created and put up 6 tutorials at

https://alexatutorial.com

Worked with Amazon on a guest blog post:

https://developer.amazon.com/public/community/post/Tx14R0IYY...

Flask-Ask and AlexaTutorial have been featured on

https://www.reddit.com/r/learnpython/comments/4qdy73/learn_t...

and

https://www.producthunt.com/tech/alexatutorial-com

280 github stars

https://github.com/johnwheeler/flask-ask

Having a blast!