Replying to a message of Mike N. to Robert Comer:

 MN>   The $100 Worldwide PC for every child project had to take this
 MN> condition into account - there is a button dedicated to restoring
 MN> from all possible screwups.   There may be some cases where they
 MN> cannot preserve the user data.  This encourages kids to be kids and
 MN> freely play with it since they cannot damage the software or
 MN> configuration.

Years ago (MANY years ago) I used a Zenith MiniSport laptop.  The OS
(MS-DOS 3.3 IIRC) and included apps were all in ROM chips.

--- FleetStreet 1.19+