Hm that's interesting. I'd never seen that ski boot design before. It's very similar, but not quite the same.
K2 Autos can't open beer bottles. My design can. Haha
For mountain riding, it's only a slight enhancement, but for yard sessions or street riding (which is growing in popularity), this design provides a significant benefit. I haven't met one person who hasn't found the ratchet and ladder system at least slightly inconvenient when hitting one rail all day/night. That's kind of what I'm going for—a new binding system for street riding and East Coast resorts that only have like 2ft of vertical