which is funny because people are always like "uh why do i need to understand asymptotics when machines are so fast". well the answer is the asymptotics catch up to you when the speed of light isn't infinite or when you're timing things down to the nanosecond.
i.e., PSPACE ⊆ EXPTIME
https://en.wikipedia.org/wiki/EXPTIME
which is funny because people are always like "uh why do i need to understand asymptotics when machines are so fast". well the answer is the asymptotics catch up to you when the speed of light isn't infinite or when you're timing things down to the nanosecond.