Your >> should be <<.

You're using redirect operators there.

cat << EOF

https://stackoverflow.com/questions/2500436/how-does-cat-eof-work-in-bash

On Fri, Sep 10, 2021 at 11:47 AM Michael via PLUG-discuss <
plug-discuss@lists.phxlinux.org> wrote:

> Thanks for the tip!
> ...
> Arghhhhh. This isn't working!
> I almost want to go back to Mint!
> Mounting .... oh no the USB drive is trying to mount itself  to the
> arhiso mount point!
>
> On Fri, Sep 10, 2021 at 2:31 PM Snyder, Alexander J <
> alexander@snyderfamily.co> wrote:
>
>> Cntrl+C ? Or Z, or X.
>>
>> Worst case, unplug it and back away. It'll explode soon.
>>
>> Thanks,
>> Alexander.
>>
>> Sent from my Samsung S20+ 5G
>>
>> On Fri, Sep 10, 2021, 11:26 Michael via PLUG-discuss <
>> plug-discuss@lists.phxlinux.org> wrote:
>>
>>> I typed
>>>
>>>    cat >>EOF
>>>
>>> But when I type EOF it doesn't exit. help?
>>> --
>>> :-)~MIKE~(-:
>>> ---------------------------------------------------
>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org
>>> To subscribe, unsubscribe, or to change your mail settings:
>>> https://lists.phxlinux.org/mailman/listinfo/plug-discuss
>>
>>
>
> --
> :-)~MIKE~(-:
> ---------------------------------------------------
> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org
> To subscribe, unsubscribe, or to change your mail settings:
> https://lists.phxlinux.org/mailman/listinfo/plug-discuss