>if in 10 years a new Commission arrives and changes their mind they can retroactively decide that things previously allowed were actually illegal. If 1) A new

>if in 10 years a new Commission arrives and changes their mind they can retroactively decide that things previously allowed were actually illegal. If 1) A new European Commission arrives and proposes a change in the law that is retroactive; AND 2) The European Parliament agrees with the change; AND 3) The Council of the European Union (ministers from every EU member state); AND 4) the Court of Justice of the European Union doesn't strike the legislation down THEN you can worry.