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Suppose that today's day is :
*The 'recorddatetime'-tag needs to exist in the XML-file prior to executing it, else it will not change the dates according to today's date but it will add a 'recorddatetime'-tag.
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no_tag_and_no_shift will not create or update the 'recorddatetime'-tag and it will not adjust all other dates according to today's date.
*If there is a 'recorddatetime'-tag in the XML-file and you run EVS with no_tag_and_no_shift, the tag will be removed.
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