Freezing their bank accounts when they have not been proven guilty of any crime is an abuse of power.
Interfering with the social funding drives of a political resistance movement sets a precedent that might affect all political protest in the future.
I don't know what to think of the staged media campaign smearing people for bringing their kids to a protest. Should the state be able prevent you from exposing your kids to your deepest convictions? Maybe they should have smeared my parents for taking me to church, women's centers, and union picnics.
If the police and government had taken the appropriate steps at the outset of this protest (parking tickets, towing vehicles, laying charges for blocking streets), none of this would be even close to necessary now. But as the article points out, that would be very visible, and would require a bit of political courage.