The more comfortable I get with regular expressions, the more afraid I become that I will write one that no-one else understands...
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One cute feature of markdown I'd not noticed before: there's no syntax for images *without* a description (i.e. alt text).

https://spec.commonmark.org/0.31.2/#images
When a tool supports both regular expressions and literal strings, which should be the default?
If you default to regex, users can match more strings than they realise (e.g. `foo.txt`) or less (e.g. `foo(bar)`).
I typically see regex as the default, but I prefer the opposite.
One day I am going to reach the height of technological sophistication, and every clock in my house will handle daylight savings automatically.
I'm not there yet. I think modern appliances are getting better though.
(Does a microwave really need to know the current time?)