[lazharichir]

That's very scientific but most people will read it, not write it. And most people will use one, and not even acknowledge the existance of the other.

Sure, they are one-letter away from the other, it's a fact. But to turn this into a problem, well.. no...

[jfrankamp]

The parent gave a phonetic explanation that has nothing to do with writing but rather hearing and speaking about it. For a billion people they aren't one letter away from each other, they're ~ the same. That's the point.

[klodolph]

This is a problem if you work with an international team, especially if you talk over video links which are usually less than ideal.