>> 4. Do `C-u C-x =': The first visible character in the buffer has
>>    set the `invisible' property.  It seems to be a bug that I can
>>    see that character.
>
> I don't know about you, but I can't see it: it's not displayed.

Attached is an image which shows what I get.

>>    It has also set the `intangible' property, and I can move the
>>    cursor on top of it (with the arrow keys, but not with C-a).
>>    This doesn't look right too...
>>
>>    An off-by-one error?
>
> I think that BOB and EOB are exceptions.

Documented where?


    Werner