Except for those that notice that the initial selection they made in the input field is getting overidden. Basically try the following -- rather than simply clicking on the field, try dragging to select a portion of the text, then watch what happens when you release the mouse.

>Exactly the opposite, actually.
>
>>So, now you're application works differently than 99.99% of all the other apps out there. Sounds like lots of frustrated users.
>>
>>>All well and good ... but for the single editbox that this applies to, 99.99% of the time when the user clicks on it, they will want the entire contents selected so that they can replace it.
>>>
>>>If the user wants to edit the text there (most unlikely), they can click again where they want the cursor.