There are tens of thousands of laws in the UK. How many are reviewed how often? The extreme majority never is, by design. Technology enables an expansion of the power of the law without actual changes to those laws.
> There's no need for the mechanism that you seem to have in mind
Sure. In the meantime it's illegal to be drunk in a pub: https://www.legislation.gov.uk/ukpga/Vict/35-36/94#commentar...