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So it's not the loop -- it's the printing of a lot of data really fast. Here's an infinite loop with a small sleep with no issue in it: https://repl.it/@amasad/forever

It's funny, it's both a regression and an improvement. We started using XTerm.js with a PTY[1] and we stopped throttling output[2] which reintroduces the "browser locking up from too much output" bug. We'll need to introduce backpressure.

[1]: https://repl.it/site/blog/stderr

[2]: https://repl.it/site/blog/infinite-loops




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