 
                    
                          The ON-AIR mode enables all performances of the machine to be focused on the actual 
                    Video Output Device
                    Video Output Devices are devices that enable the sending of a video stream out of Smode
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                     rather
      than on confort features such as interactive preview or automatic updates of file previews.
      
                          The ON-AIR mode can be toggled with the [F9] keyboard shortcut.
      
                          Here are the main things that happen when going ON-AIR:
      
                    
                      - 
                        The 
                        Viewport
                        Preview and edit your content
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                         is disabled
                      
- 
                        Critical commands such as closing the current document or closing the application are disabled
                      
- 
                        Tool tips are disabled
                      
- 
                        Automatic computation of file previews is disabled
                      
- 
                        Unused GPU objects get released
                      
- 
                        GPU Memory description is not longer updated
                      
- 
                        The mouse cross is disabled on 
                        Video Projector
                        Virtual video projectors of Smode stage, used for real life mapping, usually directly connected to the Outputs
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- 
                        The VRam allocated to Notch blocks is purged