

Technically it’s not browser tolerance but spec tolerance. It’s built into the html5 spec to tolerate different tags closing and other things invalid in xml.
This was an important design that grew out of one of the largest failings of xhtml that such failures would make the entire page unrenderable.
How many administrations have we been doing the unelected billionaire who bought the ability to run the government approval numbers? I’d like to see the trend numbers on that.