Because technology progresses faster than laws and by the time the laws catch up there are already powerful corporations established based on the lack of those laws.
For example its an obvious public and environmental benefit to require that all phones have a user replaceable battery but until recently they almost all did and now it's too late because every phone maker would lobby against it.
For example its an obvious public and environmental benefit to require that all phones have a user replaceable battery but until recently they almost all did and now it's too late because every phone maker would lobby against it.