Comment 414 for bug 263435

(In reply to comment #398)
> Should be fairly easy & effective compared to solving the complete issue.
> No need for user-defined disallowed keys, negotiating with Adobe & other
> browser makers about standard behaviour conformance, etc. Just do IT.

That's the point. It was "fairly easy" to fix near ten years ago, when this was reported. Since they decided to ignore the issue I don't think they're ever going to fix it. Lot of issues/bugs out there that are not blatant enough to get their attention.