Lose your glasses and, depending on the prescription, to a degree you’ll lose grip on the world. As vision narrows and surroundings begin to blur, grown men are reduced to bumbling children, grasping for their glasses and a fixed point to hold onto. It’s pretty much the worst.

The seriously four-eyed know this fear, and can more fully understand the abuse that the Guardian’s Ben Jacobs recently endured when Montana Republican congressman-elect Greg Gianforte body slammed the reporter, beat his face, and perhaps worst of all, broke his glasses.