MSE would be less of a drain on resources than Norton.
You could also consider Avast or Avira as the antivirus, but if you do be sure to add anti spyware such as Spyware Blaster and Malwarebytes or Spyware Terminator or Spybot S&D.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
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