I was also planning on doing the challenges one per day leading up to the 29th so that each question gets more attention. Rather than flooding all of them at once
It adds a function array. You can declare new functions with <...> which just pushes them to the back of the array and you can call them with {n} which runs the nth function
they can be manipulated a lot like Brain-Flak integers
unfortunately because of the way it is currently set up the only IO is whether or not it halts
The last language I am working on is Micro-flak. Which is more of a proof than a language. I don't want to jump the gun, but I am damn near sure that there is a Brian-Flak subset smaller than Miniflak that is TC