Here's a wild rumor regarding the iPhone 15 lineup. Per ShrimpApplePro on Twitter, the iPhone 15 models (read the non-Pros) will have a new camera bump. The insider doesn't go into further detail, spurring a lively debate in the comments. Should the rumor pan out, the new bump could signify a few different things. One rumor has it the iPhone 15 and 15 Plus will get the 48MP camera of the current Pros, which could result in a different camera bump. Another reason for a new bump could be the rumored change in design to a rounded back. Don’t quote me on this but New camera bump....
Source: https://www.gsmarena.com/rumor_the_iphone_15_and_15_plus_will_have_a_new_camera_bump-news-57511.php