Status of htree?

[Steve Bergman <steve rueb com>]

Eeek!  My previous post had a subject of: 

 Subject: (no subject)

I'm tempted to blame Evolution, but I fear it was my fault. ;-/

Anyways...

What is the status of htree these days?  Does the current rawhide create
its filesystems with dir_index enabled during installation?  What are
the relative advantages and disadvantages of htree at the current time?

Thanks (again ;-),
Steve Bergman