Because it's the most significant. If it's wrong or missing you're off by much more than if the day or month is wrong.
But that's good, like a parity check. Because your wrong by much more, it's easier to tell from context clues. That's why people abbreviated the year to 'in 98' or something like that.
Because it's the most significant. If it's wrong or missing you're off by much more than if the day or month is wrong.
But that's good, like a parity check. Because your wrong by much more, it's easier to tell from context clues. That's why people abbreviated the year to 'in 98' or something like that.