Update README.md

Author: poetaman

README.md

@@ -51,7 +51,7 @@ Artime is rooted in Unix philosophy. You can also feed keystrokes into it from a
 - History, completion, globbing, search: All prompts store 1000 unique previous values in history, just press ``Up``/``Down`` arrows on the prompt to scroll history. More keybindings listed in arttime wiki: [Modes and keybindings](https://github.com/poetaman/arttime/wiki#modes-and-keybindings)
 - Storyboards: Quickly create an art [storyboard](https://en.wikipedia.org/wiki/Storyboard) by sequencing art from arttime's collection. To check preinstalled examples: press ``k``, type ``story`` (or ``learn``) and press ``Tab``.
 - Best for privacy: Unlike commercial apps that connect to internet, track your activity and send/sell your data, arttime runs solely on your computer. It does not connect to internet, does not look at or track your data, and does not send any data outside your computer. Unlike binaries, arttime is a human-readable text file that can always be reviewed.
-- Secure: Unlike most other interactive software projects which rely on multiple 3rd-party packages that are hard to audit, this project relies solely on what comes pre-installed on Unix-style operating systems like macOS/Linux, and no 3rd-party packages. This makes it much more secure compared to other software out there.
+- Secure: Unlike most other interactive software projects which rely on multiple 3rd-party packages that are hard to audit, this project relies on what comes pre-installed on Unix-style operating systems like macOS/Linux. Optional features rely on packages which are standard for respective OS. This makes it much more secure compared to other software out there.
 
 Note: arttime is tuned to consume less power and memory. It uses only about ~0.1% of CPU time while running, and only around 6MB of RAM in steady state on my machine.