I think I understand the points you are making, but wouldn't they be mitigated by a decreased number of blocks because more transactions are fitting into a sing

I think I understand the points you are making, but wouldn't they be mitigated by a decreased number of blocks because more transactions are fitting into a single block? Or is the point that increasing block size strictly in order to increase network throughput has non-obvious flaws? (Honestly asking. I only know the basics.)