Snowflake Royal People who run on the pitch aren't making rational decisions.
It's like trying to use life sentences to prevent crimes of passion. It doesn't factor in most offenders thinking when it happens.
They're already facing bans, fines and potentially prison. Why would they care about a club being deducted points.
The problem gets solved by tackling society, not with threats and punishments for someone not actually committing the offence.
Clubs that can’t control fans should be deducted points. Disincentive effect of deductions is a bonus.