You are kidding but having hypertension issues for years, I can confirm you that tension is a highly-dynamic value that can change in few minutes for a lot of reasons. Here the standard toi
What would further reduce the size is to ditch the JS-frontend completely. Unless the purpose was to test and showcase Tauri, this is a waste of CPU and memory.
In terms of application size, I think around 5MB is great since it provides more convenient GUI features.
Regarding CPU and memory usage, if you don't open the Tauri program window, its CPU and memory usage is negligible.
KeyEcho's usage scenario only involves opening the window for necessary settings. After closing the window (or starting in the background by default), all window resources will be released.