Like AI, there were exciting classes of applications in the 70s, 80s and 90s that mandated pricier hardware. Anything 3D related, running multi-user systems, higher end CAD/EDA tooling, and running any server that actually got put under “real” load (more than 20 users).
If anything this isn’t so bad: $4K in 2025 dollars is an affordable desktop computer from the 90s.