Not that I don’t appreciate a good William Gibson reference, but is there a specific aspect that makes this a reference to Neuromancer?
The idiom is common and predates Neuromancer:
> "I Forgot More Than You'll Ever Know" is a number one country music single for The Davis Sisters in 1953.
https://en.wikipedia.org/wiki/I_Forgot_More_Than_You%27ll_Ev...