Immortality Quotes in Ready Player One

How we cite our quotes: (Chapter.Paragraph)

Quote #10

My avatar's level and hit-point counters both had infinity symbols in front of them. (38.42)

If Wade himself can't achieve eternal life (and who knows, maybe he can with his zillions of dollars), at least his avatar is immortal. Except, if there's no one left to control it, does it technically exist?