Only those who have used systems yielding low input latency (e.g. Commodore 64, BeOS or the Amiga) can tell that something is very wrong.
Whether sanity and productivity are correlated, I won't go into.
When you've experienced low latency, high latency is very noticeable, and drains mental health.
Only those who have used systems yielding low input latency (e.g. Commodore 64, BeOS or the Amiga) can tell that something is very wrong.