Power of one example for CASESAFEID use case

reddit_po1_2

<?xml version="1.0" encoding="UTF-8"?>
<CustomField xmlns="http://soap.sforce.com/2006/04/metadata">
    <fullName>NO_casesafe_PO1__c</fullName>
    <externalId>false</externalId>
    <formula>IF($User.Id == User__c,1,0)</formula>
    <formulaTreatBlanksAs>BlankAsZero</formulaTreatBlanksAs>
    <label>NO casesafe PO1</label>
    <precision>18</precision>
    <required>false</required>
    <scale>0</scale>
    <type>Number</type>
    <unique>false</unique>
</CustomField>

reddit_po1_3

<?xml version="1.0" encoding="UTF-8"?>
<CustomField xmlns="http://soap.sforce.com/2006/04/metadata">
    <fullName>casesafe_user__c</fullName>
    <externalId>false</externalId>
    <formula>CASESAFEID(User__c)</formula>
    <formulaTreatBlanksAs>BlankAsZero</formulaTreatBlanksAs>
    <label>casesafe User</label>
    <required>false</required>
    <type>Text</type>
    <unique>false</unique>
</CustomField>

reddit_po1_4

<?xml version="1.0" encoding="UTF-8"?>
<CustomField xmlns="http://soap.sforce.com/2006/04/metadata">
    <fullName>casesafe_po1__c</fullName>
    <externalId>false</externalId>
    <formula>IF(CASESAFEID(User__c) == $User.Id,1,0)</formula>
    <formulaTreatBlanksAs>BlankAsZero</formulaTreatBlanksAs>
    <label>casesafe po1</label>
    <precision>18</precision>
    <required>false</required>
    <scale>0</scale>
    <type>Number</type>
    <unique>false</unique>
</CustomField>

reddit_po1_5

<?xml version="1.0" encoding="UTF-8"?>
<CustomField xmlns="http://soap.sforce.com/2006/04/metadata">
    <fullName>User__c</fullName>
    <deleteConstraint>SetNull</deleteConstraint>
    <externalId>false</externalId>
    <label>User</label>
    <referenceTo>User</referenceTo>
    <relationshipName>Accounts</relationshipName>
    <required>false</required>
    <trackFeedHistory>false</trackFeedHistory>
    <type>Lookup</type>
</CustomField>

reddit_po1ids

<?xml version="1.0" encoding="UTF-8"?>
<CustomField xmlns="http://soap.sforce.com/2006/04/metadata">
    <fullName>NO_casesafe_User__c</fullName>
    <externalId>false</externalId>
    <formula>User__c</formula>
    <formulaTreatBlanksAs>BlankAsZero</formulaTreatBlanksAs>
    <label>NO CASESAFE User</label>
    <required>false</required>
    <type>Text</type>
    <unique>false</unique>
</CustomField>