Re: master 127ab231be 1/2: Attempt to clarify Input Focus documentation

[Gregory Heytings]

> The original text was longer and tried to explain too much, I think -- 
> it made it all sound very complex, scary and difficult to deal with. 
> So I tried to make it short and purposefully vague instead of 
> enumerating all different things that may and may not have happened, 
> because that didn't seem helpful.

Agreed, I don't think it's useful to give a more detailed list of cases 
there.