> A lot of this sentiment is based on jealousy or competiton with Musk

Maybe. Another possibility is a feeling of opposition to the idea that the world's richest person continue to accumulate wealth, while using said wealth to dishonestly manipulate elections, support openly fascist and bigoted political parties, and, most recently, tip the scales of international conflict (by limiting Starlink use by Ukraine).

You might love his products, but Elon Musk should not have more power. That's a statement not based in envy, but in a revulsion for what he spends that money on, and how it impacts innocent people.