1. It hurts nature.
2. It's too expensive and destroys existing jobs.
3. It's unlikely that it's better than the current tech.
And that he won't fall for the "propaganda campaign" that says otherwise.
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What I find super fascinating here is that the arguments back then and now are...extremely similar.
Look at any cutting-edge tech - EVs, crypto, etc. - and you find the same arguments rehashed in different ways. E.g. EVs hurt nature because of battery disposal issues, crypto uses a ton of energy for a slower database.
Food for thought: are we really all that different from Wendell in 2022?