Develop Cross-Platform CLI and GUI Tools with Tcl/Tk

What if I told you there exists a language, or a whole toolkit that: - Can be used to create cross-platform Console and GUI tools or apps - Those GUI apps look native on Windows, Linux and macOS - Supports safe and efficient threading, non-blocking events and I/O - Has a small footprint of about 100MB with most common packages installed - Can produce very compact single-file apps for any supported...