How to Root Nexus 4! [Windows/Mac OSX/Linux/Ubuntu][4.4.3/4.4.4] | Nexus4Root.com

Will I loose the rooted status if I do a system provided android OS upgrade? So next time that Google releases 4.2.3(?) upgrade to 4.2.2, do I have to re-root my phone? Any words of wisdom to a noob rooted Nexus 4 user? For example, I heard that a rooted

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