Good point...
... but if you follow schoolboy's WIKI, and make sure to do a small test run as he suggests, you should be able to cope.
... "a journey of a thousand miles starts with the first step".
Of course an ideal situation is to have a TEST SITE installation where you can practice this without potentially damaging your operating shop.
Creating a test site is easy - and can be done in a sub-directory of the domain.
Everyone managing a zenshop should have a testing area...




