overview zlib efficiency?

[Dirk Koopman]

On 15/03/16 22:07, micah wrote:
> Andrew McGlashan <andrew.mcglashan at affinityvision.com.au> writes:
>
>> On 16/03/2016 2:01 AM, Götz Reinicke - IT Koordinator wrote:
>>> Hi,
>>>
>>> may be someone has already done that: Do you have a script(?) tool which
>>> shows the efficiency of the mail compression if zlib is used?
>>>
>>> Something that shows the uncompressed size vrs. the compressed.
>> Remember one thing; emails are stored in plain text, the same text that
>> they are normally transmitted b/w servers.
> Emails are not stored in plaintext if you are using dbox/mdbox.

They are on my machine. The fact that (m)dbox puts some "binary" records 
around those emails doesn't stop the files being (human) readable and 
the text extractable.