make this a bit more general

community/collaboration/index.mdx

@@ -17,26 +17,18 @@ for more details.
 
 ## Meetings
 
-### Project updates
+### Project updates and general meetings
 
-- Weekly with all teams on Thursday at 15:05 CEST (40 mins)
-- In some weeks we schedule an additional lightning talk at 15:40 CEST
+There is a monthly Community Meeting on the third Friday of the month.
 
-### Sprint review/Backlog refinement/Sprint planning meetings
+The Lean SCS Operator Coffee is scheduled once per month and welcomes all people that operate or are interested in operating infrastructure.
 
-- Weekly Team meetings (~1hr) for currently 4 teams:
-  - Team IaaS
-  - Team Container
-  - Team IAM & Security
-  - Team Operations
-- Please refer to the public calendar above for details.
+### Team Meetings
+
+Various Teem Meetings are scheduled throughout the weeks. Some of them are bi-weekly,
+some are monthly. Check our public calendar.
 
 ### Special interest groups (SIGs) and hacking sessions
 
-- There are a number of SIG meetings and hacking sessions that meet weekly or bi-weekly
-  - SIG Monitoring and Logging
-  - SIG Standardization and Certification
-  - SIG Documentation
-  - SIG Community
-  - SIG Central API
-- Please refer to the public calendar above for details.
+Special Interest Groups focus on certain topics.
+Please refer to the public calendar above for details.