Just fired up the real opera (v12.16 b1860) I still have around and use occasionally to this day to test this.
Sure enough the tiling feature is there. Right click the tab bar and go to the arrange menu.
Sure enough the tiling feature is there. Right click the tab bar and go to the arrange menu.
What is the solution you are currently using that you want them to implement?
Is quick commands (F2) + typing the tab name to navigate around not sufficient on Vivaldi?
I love it, though, and I truly hope performance is something they tackle soon.