:look
say player "That button triggers a camera zoom effect."

:use
# Disable input so all steps run without interruption 
accept_input NONE
camera_set_zoom 1.3 1
wait 1.2
camera_set_zoom 0.5 1
wait 1.2
camera_set_zoom 1 1
wait 1.2
camera_set_target 0 player
# Re-enable user input
accept_input ALL