It is a good idea to use the defaults in this case, I agree with that. On the other hand I always believe in choice, so I will not fault them from adding that.
The browser is the most important tool for most people, so for me the idea that people want to control it more is reasonable and in tune with our thinking at Vivaldi.
I agree with you. Even in the good old days of Opera, users were given a lot of control over their browser and Vivaldi follows this philosophy consistently.
That's what users love about Vivaldi.
10+ years now, I have compared Firefox Nightly against Internet Explorer, both Microsoft Edge browsers, Google Chrome, Opera, Brave, Vivaldi browser, and even against regular Firefox.
Firefox Nightly overall always proved more dependable, faster, and didn't bottle down my system even when I tested it on old hardware
For my daily driver, I loading it up with extensions (about 15) and it still offered a stable, smooth, and responsive experience