Interesting: DARPA is running a challenge for clothing assembled by robots: http://t.co/oJrcSsG03F For many people today it's a job.
miniblog.
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One big challenge of open source is that the number of users (and bug reports) is entirely independent of the number of maintainers. Both users and maintainer capacity can fluctuate wildly.
On the challenge of writing accurate source spans on Unicode source code: https://reedmullanix.com/posts/unicode-source-spans.html
Also (see footnotes) a fair number of LSP clients assume UTF-8 despite early versions of LSP mandating UTF-16!
Writing a programming language? Challenge the design status quo: