as this link has expired you can find a link to this room in the profile tab of keet also here https://github.com/gasolin/awesome-pears/blob/main/keet_rooms.md with other rooms and here is its permanent link from there

Pear Community - general Keet or Pears discussion (Official)

pear://keet/yry7g7wa7bmrjd1xxr7ce64581ij3hozq7589xfgxjrm74kgp34o36pwp46ohw4u1w63o6is6sax6j3swgdi66dmti8p8nfuyypfwewbuy

also here is a room of room links in keet

🍐Pear Portal⚡ Broadcast - the place to find public rooms

pear://keet/yry98p9nixg4wwfx7gst3ucq8m1wu16sscrxmp6sidrd17w3gs1pgkbsymcjkjxatxn54d45d1fhygaqo9n8sgrrerus58cjstyqnstsiw