roscoreroslaunch turtlebot3_bringup turtlebot3_robot.launchroslaunch raspicam_node camerav2_320x240.launchrosrun image_transport republish compressed in:=raspicam_node/image raw out:=raspicam_node/imageroslaunch line_follower_turtlebot lf.launchroslaunch ar_track_alvar turtlebot3.launchrosrun sound_play soundplay_node.pyrosrun my_nodes listener.py320x240_30fps →328x246_40fps (too much bandwidth)
~~roslaunch raspicam_node camerav2_328x246_40fps.launch~~