Sketchplanations

Get my new weekly sketch in your inbox

Join over 30,000 people learning something new in a moment each Sunday.

Watch out for barnacles illustration: One barnacle on the left seems like nothing, but if you have enough of them coating the back of a ship and its propeller then the cost of prevention, drag and removal will cost you

Watch out for barnacles

More value will likely be found through analogy than the shipping situation. Watch out for barnacles on your project. One by itself is nothing, but enough of them can cost you.

You’re welcome to use and share this image and text for non-commercial purposes with attribution. Go wild!
See licence

Buy Me A Coffee