This is a pretty unfair article. The author presents firefox market share (a relative term) on one axis and CEO pay (an absolute term) on the other. The sad reality is that the CEO pay should be a relative metric to tech companies of similar size in the bay area, where Mozilla is based. Or at least US tech companies of similar scale. As the internet has enveloped the globe in the last 10 years, a huge amount of money…
Pay should be relative to your value to the company and the CEO is not providing said value. You are allowed to run a company that gasp drives down average CEO pay instead of herding your pay brackets.
If a company needs to buy some widget - and this widget is worth $100 to the company - the company would be foolhardy to ignore the market and pay $100. Instead, the company should be looking at different suppliers and choosing one with the best quality, price, etc. If there is a lot of supply, it might be able to get the widget for $10. If the supply is limited, it might be forced to spend $90. In both cases though, the value to the company is $100.
If this CEO is not performing adequately in his role, then he should be fired. Full stop. But bringing his pay into the picture (which isn't all that much higher than high-level employees at FAANG) is just trying to incite anger in the mob.