As far as I can tell, it works!
echo '..' | sed ..... => /home
echo 'foo/../foo' | sed ... => /home/esk/foo
But also why does this exist
Original commit that added it doesn't totally answer why it exists, but I guess it's the best I'll get for now. It was a lot shorter back then too!
The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!