Two front ones are foam and balsa Free Flight with capacitor powered motors. Flights of tightly flying circles with high speed.
Second row are two twin motor flying wings with no vertical fin or rudder. Control is through differential motor thrust. Behind those is a rubber powered Free Flight Spitfire.
Left back is a regular 3D aerobatic model.
Centre back is a twin EDF model with differential motor steering.
Rear right ia an INDOOR CONTROL LINE model flown on 20 ft. lines. Straight and inverted flight, Horizontal eights and hovering flight.
TC and MAAC restrictions will not stop innovation.