Krux has the user take a photo & uses that image as data for additional entropy.
Thanks for response. Could you head me to the proper source of this information?
I've used it. When creating a seed, it asks you to tap the screen to take a picture for use as entropy. Then the screen shows the camera view. Tap. Captured. Done. It's quick & easy.
Here's
a full review I wrote & posted in the forum.