As Les says, it's hard to photograph. It's more pronounced than this photo I'm attaching suggests. A 'dark smear' is a good description, noticeable only when the backlight is on, especially in light mode.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
As Les says, it's hard to photograph. It's more pronounced than this photo I'm attaching suggests. A 'dark smear' is a good description, noticeable only when the backlight is on, especially in light mode.
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