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                Palo Alto Networks Inc. (PANW $219.23)
    
        
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                Zscaler Inc. (ZS $336.27)
    
        
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                CrowdStrike Holdings Inc. (CRWD $551.92)
    
        
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                Cloudflare Inc. Class A (NET $248.11)
    
        
 
            Q: On the software security front, my opinion is that the general, PANW is slipping a bit and being reigned in by CRWD, NET, ZS.  What is your opinion on these, and also S?  Could you please rank for growth over the next 5 years?