Alastair Turner <minion(at)decodable(dot)me> writes:
> Before wading into all of that - what is the view on enabling btree_gist by
> default in initdb?
Absolutely, positively not until we've dealt with the inet mess:
https://www.postgresql.org/message-id/flat/2483812.1754072263%40sss.pgh.pa.us
Even once that dust settles, I'm not sure that "install the extension
by default" is an acceptable approach. In the past we've usually
preferred to migrate functionality into core.
regards, tom lane