Terminal applications have a “cursor” that they can move around, just like a text editor. You can tell that cursor “go to line 3, delete everything, then print out this new text” by using VT100 sequences. And you can use it to replace existing characters with new ones, without re-emitting a whole line.
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"We have our fair share of hoards in Norfolk, but this is so, so different - it is really, really special," he added.
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10207-1