The Watch could receive messages from M and also print them with a ticker-tape for being conveniently read later on. Quite in advance of its time for the 1970s, I’d say. We didn’t see it coming, even so the Tissot PRX Electronic is sensible. However the PRX is common as https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/