[Touche]

Note, don't actually try this as it will lock up Hyper and you'll have to force quit it.

[acdx]

The benefits of your terminal emulator allocating a new DOM element in a web browser for every line of output. You can also watch Hyper's memory use climb up at a constant rate

[Touche]

It doesn't have to allocate a new DOM element for every line. It could recycle DOM elements as the terminal grows. This is a method that some JS libraries use, seems like Hyper probably doesn't.