Having watched the discussion here for the past couple of days, I agree with frozenwind's comment. I wrote my own reflection here (the last comment):

https://aisnakeoil.substack.com/p/a-misleading-open-letter-a...

Regarding impacts upon academia, I wrote two comments here:

https://scholarlykitchen.sspnet.org/2023/04/12/guest-post-gp...

I'd also like to emphasize that it is not only about open source LLMs. I haven't followed the situation myself, but some sources say that LLMs are being developed also in the dark web, and who knows what kind of content the criminals there possess? (Borderline cases like NoiseGPT are already done openly.) Given the current geopolitical situation, the same goes for nation states. Fun times ahead indeed.