New rumor says Sony Xperia Z5 Premium successor is coming, but probably not at MWC

Last month an unconfirmed rumor claimed that Sony would unveil a new flagship device during its Mobile World Congress (MWC) press conference on February 27. This will apparently come with a 4K display, so it should be the successor of sorts to the Xperia Z5 Premium from 2015, which itself had a 4K panel. Today however a new unconfirmed rumor has surfaced on Twitter, courtesy of user @ricciolo1, who has leaked mobile-related stuff in the past. He says that while a Premium-branded flagship Sony handset is indeed being worked on, we shouldn't expect it to become official at MWC. PREMIUM...