Hi,
When you do a "make install" (current CVS, if it matters)
you are invited to fill in a survey:
And, so that we have an idea of who is using what, please connect to the
following registration URL:
http://www.postgresql.org -> Helping Us -> Survey/Register
I couldn't find this page -- I suspect the message (from
pgsql/register.txt) should be updated.
Matthew.