If “simonscans” refers to:
Before using any scanner, including Simonscans: simonscans
Simon was the kind of scanner that other techs whispered about in the break room. Not because he was bad at his job—far from it. But because he saw things the machines didn't. Or rather, the things hiding between the ones and zeros. If “simonscans” refers to: Before using any scanner,
OCR PDFs and images directly in your browser. This is the tool that started the collection, and I still use it on a regular basis. Simon Willison’s Weblog Elaborate on the context