I use middle click instead of left click 99% of the time when browsing the internet. You get used to it after a while.
I don’t know anything about the website, but I believe I found it somewhere in Firefox settings, though it doesn’t seem to be there anymore.
I just tried it. I’m getting the same error. You could try one of these, they seem to work for me: https://mycroftproject.com/search-engines.html?name=qwant
I have my own base-16 time system I came up with https://fiftysix.scot/Base-16/Time , which I still need to finish.
linux forks. I played a lot on it a few years ago, and have recently started playing again. they have a large advtrains system, a lot of pipeworks/technic machines, and ethereal biomes.
I have used https://mycroftproject.com/