Looking at it from that frame, it seems reasonable.
I thought 128MB of SDRAM was a good deal at $100.
I also thought $479 for 32GB of DDR4 was nuts back in 2016/2017.
That makes me realize how much of society, economics and our nature is really like a current, ripples in a big ol ocean. Supply and demand baby.
Looking at it from that frame, it seems reasonable.