A tweet with a video inside looks like this:
And when you opened the tweet like this:
The cool part here is that you just "share" the URL to the video on twitter, rest is done by them and by us!
You just start to write a tweet and type in the URL like: https://alugha.com/videos/2f7e8e55-9e4f-11ea-8566-8d94508bef4c and once you published the tweet it looks like we have shown above.