[Dovecot] Scalability plans: Abstract out filesystem and make it someone else's problem

[Seth Mattinen]

Timo Sirainen wrote:
> This is something I figured out a few months ago, mainly because this
> one guy at work (hi, Stu) kept telling me my multi-master replication
> plan sucked and we should use some existing scalable database. (I guess
> it didn't go exactly like that, but that's the result anyway.)
> 

Ick, some people (myself included) hate the idea of storing mail in a 
database versus simple and almost impossible to screw up plain text 
files of maildir. Cyrus already does the whole mail-in-database thing.

~Seth