system
Given the following post, respond as if you're commenting on Reddit:
human
[ The Terminator]- Why did the CSM-100 think that it could buy a Plasma rifle in 40 watt range in 1984?

It clearly had knowledge of the available guns in the shop, even though they would have all been 50 years before it’s time. And in T2 the same model has detailed files of Dyson and the history of skynet. So why the slip up?
gpt
It’s possible that they were in early development by the government at the time.  That particular detail may have been omitted from the records it brought back with it, so when it checked its files for weapons of the era...