@leocg OK ... this feels like one of those Murder Mystery Moments, as clues are dropped, and you have to figure out WhoDunnit ...
... or in this case, WhatFeatureIsit?
Seriously, I have no extra feature (apart from the smiley pushing all my buttons down the screen)! What have I missed (OK, that would be a spoiler alert in a real WhoDunnit, but Opera has been my go-to browser since pretty much when it first came out, a quarter of a century ago!