The GSMA has been holding the Latin America leg of its Mobile 360 series of conferences this week in Mexico City. The focus was, predictably, on 5G, with the large vendors reiterating their usual messages about new business models and the need for security and massive connectivity. However, while the vendors focused on future visions, the operators are dealing with the here-and-now issues of huge market upheaval and a round of mergers and acquisitions. It is too early in the 5G process for there to be any particularly regional skews on the overall technologies and business models under discussion, but undoubtedly these will emerge as operators start to plan for the next generation. Latin America is a huge and diverse…