> Is it really the case that browsers have default-enabled all sorts of extensions that are not yet widely supported by the rest of the ecosystem?
I don't know the answer, but it would be hard to blame them for following normal browser development practices on the standard they created for the purpose of being in browsers.
I don't know the answer, but it would be hard to blame them for following normal browser development practices on the standard they created for the purpose of being in browsers.