The 'say' command converts text to speech using macOS's built-in voice synthesis without requiring graphical interface access.
Explore the options:
plist configuration for mouse scrolling acceleration curve
(https://writeablog.net/ammad155/hey-so-yesterday-i-ended-up-spending-way-more-time-than-planned-wrestling-with)
Go to details:
macOS's Activity Monitor provides real-time system resource usage data for CPU, memory, energy, disk, and network activity per process.