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Comment by lake99 | Hacker News Reader

But still centuries behind liturgical music. Sing "Kyrie eleison" in this manner for 5 minutes, and then sing "Kyrie eleison" in a different manner for 10 minutes. Sing "Christe eleison" in between for a few minutes. Let's end the day singing "Osanna in excelsis" in a couple of different ways, for a few minutes each.

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  $ echo "GlooOOooooOOooooOOooooOOooooOOoria" | wc --bytes
  35
  $ echo "GlooOOooooOOooooOOooooOOooooOOoria" | gzip | wc --bytes
  34

Unexpected!

The raw deflate stream is more in line with expectations:

  echo "GlooOOooooOOooooOOooooOOooooOOoria" | gzip --no-name | tail --bytes=+11 | head --bytes=-8 | wc --bytes
  16

Actually not. Zipping itself produces some headers and metadata. Zipping can actually increase filesize. But the effect decreases the bigger the file you're zipping is.

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