The invention relates to a perforating, grooving or cutting device for a multicolor or single-color sheet-fed rotary press comprising printing andor varnishing groups, at least one of which has a rubber cylinder with a holding system for a blanket, as well as an associated counter-pressure cylinder. In use, the rider is seated on the seat of the flying ski and towed by the watercraft. The program transport stream is the same transport stream received by the external set-top box from a service provider.