Earlier quoted context omitted.
security ones...
What kind of security updates actually worry you though? Not trying to sound snarky, but do you install sketchy apps regularly? What are examples of actual threats are you trying to protect against? If you install untrusted apps regularly I could see why, but if not then what attack vector are you worried about? Are you worried about a WiFi attack in a coffee shop for example?
And we have QuadRooter, Dirty Cow, Stagefright and all the other fancy named Vulnerabilities.