1. Portable communication device equipped with a display screen and a random access memory comprising: means for receiving a data stream through a radio link; means for automatically displaying information from the data stream on said display screen, without any user's request, a part of this information being stored in random access memory during a period of time that is longer than the duration of display; means for displaying information from the data stream on said display screen, upon user's request, this information being stored in random access memory during the duration of display only.