Are ETag in trailers accepted everywhere?

[vinniefalco]

It would be nice to know if the ETag field in a response trailer will be recognized by browsers and everyone else.

[ashtum]

https://caniuse.com/mdn-http_headers_trailer
According to the link, only the Server-Timing trailer header is supported and only in Firefox.

[vinniefalco]

LOL that's terrible. On a positive note, I now no longer feel any urgency to implementing trailers.