I cannot believe that Netflix would even consider having two SWEs, both at level 5, one of whom is making $90,000/year and the other of whom is making $900,000

I cannot believe that Netflix would even consider having two SWEs, both at level 5, one of whom is making $90,000/year and the other of whom is making $900,000 per year. That's actually preposterous. Data (e.g. Glassdoor, levels.fyi) shows that the salary ranges are actually pretty tight.