Do you mean it's because it hasn't been approved by the US Congress? If so, it very likley would/will be. Also, I understand some trade 'deals' can be signed off by executive order only, although I don't understand what the limits of this are, do you know?
When you think about it Arsenal have already won this years Champions League because they knocked out last years winner Real Madrid. In fact, logically, that makes Arsenal the team that has won most European Cups too.
Apparently they use accelerometers in the ball in the semi automated system, so this issue becomes a negligible one, in theory...
Edit: apparently also uses cameras at 100 fps
When dumping, would you prefer to be in a cubicle next to:
A biological female who identifies as a man; or
A biological male who identifies as a woman?
Thing is we can either make lemonade that tastes bitter or something a little sweeter.
The second option doesn't require opening up the history books, just looking ahead and deciding how we best get something nice to drink.
On a similar theme, why have they not improved the method by which balls get put back in the right place after a miss. At the moment it's an old geezer looking at a small screen shouting instructions to the ref several metres away; seems very antiquated!
It seems the Spanish electricity workers have taken an extended siesta, or something more nefarious, and as a result the whole power network has gone down, affecting Portugal too.
https://www.bbc.co.uk/news/live/c9wpq8xrvd9t
Unsurprisingly causing CHAOS.
Think all that matters is whether it was 'reckless' or not.
If you go flying in, to the extent you slip and end up endangering the opponent, you can reasonably say it was reckless.