The newest puzzle game from Braid's designer Jonathan Blow releases today:
https://store.steampowered.com/app/499170/Order_of_the_Sinki...
Is that the game he's been making with Jai?
Yes.
That's pretty cool, I will have to check it out. I know it doesn't make a difference what language it was written in, but I respect being able to complete a very ambitious project like that.