It depends on the tools you use e.g., emacs is programmable not just in theory but in practice. Every key press executes a customizable command. It scales from

It depends on the tools you use e.g., emacs is programmable not just in theory but in practice. Every key press executes a customizable command. It scales from just a few use-package tweaks in your init.el to complete apps such as Magit, Org-mode. CLI tools can be easily composable and help automate everyday tasks: accept input from stdin/write results to stdout, put diagnostic on stderr, exit with non-zero code on error. Once you'd learned shell pipeline syntax in 1978, you are set for decades. Modern web is less useful to support something like Yahoo pipes but there are http APIs that are relatively easy to access. Scraping might be an option still. Combining ios shortcuts with Pythonista scripts can help on mobile.