It still goes on. I worked at DVLA. Those of you who drive will have a number that is the first 5 of your surname, your DOB in code an your first 2 initials. There is then a tie breaker of 9 to 2, then a-y leaving out I and O, so if yours is 9 you are unique. However, it took just 35 minutes for the first J Smith born on 2 dates in 1952 to run out of tie breakers, when we loaded the data in. And within 3 days there were many multiples.
Then the fun one of unpicking driving offences between James and John, twin sons of John born on his 30th birthday! (It wasn't me m'lud, 'twas 'im)
My one great alternative was buying a leasehold property ( the names of the original lessees are included - one Miss Aurania, Aolia, Evangelina Smith - her parents had imagination