If something ends with “I“ you can add two more I’s and have it go from 1 to 3. And so on. Using that appending technique works to sneak the year forward in m

If something ends with “I“ you can add two more I’s and have it go from 1 to 3. And so on. Using that appending technique works to sneak the year forward in most cases - perhaps that was the intended benefit? We can update the copyright from (say) 1950 to 1951 without any obvious tampering.