4 ms·
Some old mechanical typewriters didn't have the Zero '0', one had to use the 'O' character. That's the historical reason.
by once-in-a-while 11y ago
Some old mechanical typewriters didn't have the Zero '0', one had to use the 'O' character. That's the historical reason.
- jeffwass 11y agoMy dad's old typewriter also didn't have a number 1 key, so you had to use lower-case L (ie, l).