There are at least three simple ways to make a wave public.
- Public contact
- In the Contacts Pane click the + next to Manage Contacts
- type in public@a.gwave.com
- ignore that it is not a contact
- ignore the greyed out submit button
- hit enter
- Rejoice the Public is now a contact
- select a wave
- add Public to the wave
- EasyPublic Bot
- select a wave
- add easypublic@appspot.com
- Rejoice that easypublic added public
- remove easypublic
- add Public from a public Wave
- search 'with:public'
- select a wave
- click the globe icon
- select add to contacts