Queen Elizabeth

Modern cruise ships have to call at many small ports where they have to be able to manoeuvre in small spaces. This means that, unlike the tankers and continer ships, they can operate without tugs. This video shows Queen Elizabeth in the upper swinging ground in Southampton

EVDS alternative to flares

An interesting appraisal by the RYA can be seen here . Bearing in mind the increasing difficulty of flare disposal, the RYA seems to be moving in favour of Electronic Visual Distress Devices, but only if combined with an EPIRB or DSC VHF.