Ever since the Snapdragon 8 Gen 1 chipset was announced, rumors have been flying about a mythical "+" version, which would be made using TSMC's 4nm node, instead of Samsung's - and that fueled a lot of speculation about this Snapdragon 8 Gen 1+ being less prone to overheat and throttle its performance than its non-Plus sibling, since TSMC's 4nm process is widely hailed as being more efficient. Today a usually reliable source tells us that the new SoC is going to be made official at some point in May. It stands to reason that devices powered by it could then be announced immediately...
Source: https://www.gsmarena.com/qualcomm_is_allegedly_announcing_the_snapdragon_8_gen_1_in_may-news-53710.php
