reddit discussion on replacing Python in 0install

[Walter Bright]

On 6/12/2013 11:41 AM, Steven Schveighoffer wrote:
> It is already.  Why would you think it's not?  The specific case being discussed
> is when the file descriptor is invalid from the start.

The problem is more general than the specific case, as I pointed out in another 
post here.

It is not reliably detected by only checking the first write.