I use Firefox all day on both Mac and Windows and this rarely happens. It does seem to happen on Linux for me sometimes though.
Today there was a page on my bank that just would not load in Firefox even though the rest of the site was fine. Switched to Chrome and it worked fine. I only use Chrome in these situations.
They aren’t liquid enough.
I have a BananaPi M3 and the software support was horrific. Getting a kernel to compile with the hacked drivers and firmware was like black magic.
I don’t really understand what search topics have to do with improving the browser. The blog post doesn’t make that clear at all.