Re: [Tails-dev] Mac USB installation warning

Alan:
> Hi,
>
> On Thu, 23 Jan 2014 17:39:06 -0500
> Michael James <kmjjr10@???> wrote:
>
>> Well, I went to try to install Tails on my USB drive manually (
>> https://tails.boum.org/doc/first_steps/installation/manual/mac/index.en.html),
>> and I found out something the hard way. You may want to add a warning
>> to the end of Step 5, as you do NOT want to attempt to cancel the
>> process by closing Terminal before the copy finishes.
>
> Thanks for the feedback. Do others developers think it's worth a
> warning?

I'd like to make sure this is really that bad.

>> The USB drive
>> will swap to read-only mode, and I haven't found a way to get it out
>> as it resists all attempts to format it and/or change the permissions.
>
> I see no reason why resetting the usb stick, e.g. by filling it with
> zeros would fail. Did you try (hoping /dev/zero exists under OS X and
> replacing diskX by the right disk):
>
> dd if=/dev/zero of=/dev/diskX

Yes, what happens if you try the procedure again, and do `dd` on the
same USB stick?